Questions

K Hockey game a tie at the end of one overtime period leads to a shootout with three shots taken by each team from the penalty mark Each shot must be taken by a different player How many wa 3 players be selected from the 5 eligible players For the 3 selected players how many ways can they be designated as first second and third 3 players can be selected from the 5 eligible players in different ways Out of those 3 players that are selected they can be designated as first second and third in different ways Type whole numbers

Find the width of a rectangle with a length of 23 inches and an area of 138 square inches in

Complete each statement with the correct symbol or a 3 yd 2 m b d e 22 mL 3 c 2t 4600 lb 2 ft 30 cm 65 fl oz v1L 1 ton 1 t

You cut a styrofoam ball in half for a project Find the surface area of each half of the styrofoam ball Round your answer to two decimal places cm 26 cm

a Find the area Round your answer to two decimal places cm 1 cm b Find the volume Round your answer to two decimal places cm 1 cm 1 cm c Find the volume Round your answer to two decimal places cm3 1 cm 3 cm

The solid contains a cylinder and a hemisphere Find the volume of the composite solid Round your answer to two decimal places mi 4 4 m 5 m

Decide whether each polygon is regular Explain your reasoning a O Yes the polygon is regular It is both equilateral and equiangular O No the polygon is not regular It is equilateral but it is not equiangular O No the polygon is not regular It is equiangular but it is not equilateral O No the polygon is not regular It is neither equilateral nor equiangular b OYes the polygon is regular It is both equilateral and equiangular No the polygon is not regular It is equilateral but it is not equiangular O No the polygon is not reqular It is

The angle measures of three angles of a quadrilateral are given Find the measure of the fourth angle of the quadrilateral a 65 90 120 b 70 90 90 d 0 56 68 123 O 60 98 120 0

b Consider the following 73 Find and sketch an angle that is complementary to the angle

the values of the following polynomials for the given values of x 1 P x x 3x x 8 find P 2 2 f x x 2x x 11 find f 5 3 g x x5 2x4 3x 2x 1 find g 3 4 f x x 4x x 6 find f 2 2 5 P x 4x 4x 8x find P 1

Randomly selected individuals at a fashion store were asked how many fashion accessories they currently own The results are displayed in the following frequency table Which histogram accurately summarizes the data Select the correct answer below 10 Frequency O 8 6 Value 8 9 10 11 12 13 14 15 16 Frequency 3 2 4 3 0 4 2 5 10

In a recent study on world happiness participants were asked to evaluate their current lives on a decimal scale from to 10 where 0 represents the worst possible life and 10 represents the best possible life The mean response was 5 7 with a standard deviation of 2 3 Assume the distribution can be approximated by a normal distribution a What response represents the 94th percentile b What response represents the 58th percentile c What response represents the first quartile a The response that represents the 94th percentile is Round to two decimal places as needed IMNI

The area A of a cross section through the center of a sphere is given Find the surface area of the sphere in A 37 in

a Consider the following 46 Find the value of x in the triangle X equiangular equilateral isosceles to Classify the triangle in as many ways as possible Select all that apply acute obtuse right scalene to

The solid contains a cone and a hemisphere Find the volume of the composite solid Round your answer to two decimal places in 7 in 10 in

Find the area of the kite 7 ft 3 ft 3 ft 3 5 ft

Find the value of x for the rectangle a X 4 b X X 6 c X 18 8 X 3x 12 4

3 Write as a sum or difference of logarithms log r x 1 x 0 10 points

AEDC is similar to AABC Solve for x X 12 5 m E 6 m B X C 4 m D A

A consulting firm submitted a bid for a large research project The firm s management initially felt they had a 50 50 chance of getting the project However the agency to which the bid was submitte subsequently requested additional information on the bid Past experience indicates that for 74 of the successful bids and 37 of the unsuccessful bids the agency requested additional information a What is the prior probability of the bid being successful that is prior to the request for additional information to 1 decimal b What is the conditional probability of a request for additional information given that the bid will ultimately be successful to 2 decimals c Compute the posterior probability that the bid will be successful given a request for additional information to 2 decimals

2 11 Find an orthonormal basis for the column space of 8 1 02 000 3

When fission of mitochondria becomes more frequent than fusion the mitochondria tend to become more numerous and QUESTION 42 The electron carrier has a prosthetic group derived from riboflavin QUESTION 43 Why was the number of heterotrophs on primitive Earth likely to have initially been severely restricted The spontaneous production of organic molecules occurs very slowly O The spontaneous production of organic molecules occurs very quickly O The early heterotrophs could not reproduce O The early heterotrophs reproduced too quickly O Organic molecules spontaneously broke down keeping their amounts low distinct

Flattened membranous structures that connect the thylakoids of different grana are known as stroma thylakoids O True O False QUESTION 20 The inner boundary membrane is particularly rich in which of the following O protons O proteins responsible for the import of mitochondrial proteins O Krebs cycle enzymes enzymes of the glycolytic pathway O glycosaminoglycans QUESTION 21 What part of the chlorophyll molecule absorbs light O the phytol chain O the porphyrin ring O the iron containing heme group the polypeptide backbone

Which of the following is not found in a reducing atmosphere OH2 O NH3 O 02 O H2O O Both O2 and H2O QUESTION 39 The energy released by proton movement through ATP synthase the binding affinity of the active site for the ATP product QUESTION 40 Organisms that use the radiant energy of the sun to convert carbon dioxide to organic molecules like carbohydrates and proteins are ca

What is the purpose of uncoupling proteins in mammalian brown adipose tissue O They give the tissue its color O They help the tissue expand and contract when needed O They function as a source of heat production during exposure to cold temperatures O They allow the production of a larger number of ATPS per glucose O They allow muscles to contract more efficiently QUESTION 33 Thylakoid membranes have high protein content O True O False QUESTION 34 Carbon monoxide is formed when electrons reach the bottom of the mitochondrial electron transport chain and bind to the final electron O True O False

A can only display numerical da O A univariate OB list O C histogram O D bar graph

Actual times in seconds recorded when statistics students participated in an experiment to test their ability to determine when one minute 60 seconds had passed are shown below Find the mean median and mode of the listed numbers 55 51 72 64 68 60 49 49 The mean is 58 5 sec Round to the nearest tenth as needed The median is 57 5 sec Round to the nearest tenth as needed What is are the mode s Select the correct choice below and if necessary fill in the answer box within your choice A The mode s is are sec Use a comma to separate answers as needed B There is no mode

60 y

PRACTICE IT Which of the following stages of cellular respiration takes place in the cytoplasm Electron transport chain O Pyruvate oxidation O Glycolysis Citric acid cycle Oxidative phosphorylation Submit answer

PRACTICE IT Organic compounds are compounds that contain carbon atoms with only a few exceptions O are typically found in rocks and minerals O are highly flammable are produced through nuclear reactions O do not have any carbon atoms Submit answer

Which of the following is an example of discrete data OA The distance between two cities OB The number of siblings each student in a class has O C Weights of sumo wrestlers O D The length of a movie

PRACTICE IT pH is a measure of O concentration of sodium and potassium ions in a solution O concentration of hydrogen and hydroxyl ions in a solution O concentration of carbon dioxide in a solution O concentration of oxygen and nitrogen ions in a solution O the number of protons in a solution Submit answer

According to a 2018 article in Esquire magazine approximately 70 of males over age 70 will develop cancerous cells in their prostate Prostate cancer is second only to skin cancer as the most common form of cancer for males in the United States One of the most common tests for the detection of prostate cancer is the prostate specific antigen PSA test However this test is known to have a high false positive rate tests that come back positive for cancer when no cancer is present Suppose there is a 0 02 probability that a male patient has prostate cancer before testing The probability of a false positive test is 0 75 and the probability of a false negative no indication of cancer when cancer is actually present is 0 20 Let C event male patient has prostate cancer positive PSA test for prostate cancer negative PSA test for prostate cancer a What is the probability that the male patient has prostate cancer if the PSA test comes back positive to 4 decimals b What is the probability that the male patient has prostate cancer if the PSA test comes back negative to 4 decimals c For older men the prior probability of having cancer increases Suppose that the prior probability of the male patient is 0 3 rather than 0 02 What is the probability that the male patient has prostate cancer if the PSA test comes back positive to 4 decimals What is the probability that the male patient has prostate cancer if the PSA test comes back negative to 4 decimals d What can you infer about the PSA test from the results of parts a b and c The difference between P CI and P C in parts a and b is Select your answer Select your answer than the difference between P CI and P C in part c

Miss Rose teaches three ballet classes Her students data are shown in the relative frequency table Boys Girls Total Beginner 0 15 0 1 0 25 Which statement is true Intermediate 0 2 0 35 0 55 Advanced 0 05 0 15 0 2 OA 20 of her students are in the advanced class OB 40 of her students are girls C 20 of her students are in the intermediate class D 15 of her students are boys Total 0 4 0 6 1 0

What is the y intercept value for the line that passes through the points 14 15 and 8 10

Assume that John Smith and Jane Jones agree to form a partnership The contributions that each make are outlined below John s Contributions Cash 10 000 Law Books 15 000 Accounts Receivable 50 000 Allowance For Doubtful Accounts 10 000 Office Equipment 35 000 Accumulated Depreciation on Office Equipment 10 000 Accounts payable 15 000 An independent appraisal appraised the computer equipment at 25 000 Jane s Contributions Cash 25 000 Computer Equipment 25 000 Accounts Receivable 60 000 Allowance For Bad Debts 7 000 Accumulated Deprecation on computer Equipment 10 000 Accounts Payable 1 500 An independent appraisal appraised the computer equipment at 14 000 Required What is john smith s owner s equity of the partnershin

Actual times in seconds recorded when statistics students participated in an experiment to test their ability to determine when one minute 60 seconds had passed are shown below Find the mean median and mode of the listed numbers 55 51 72 64 68 60 49 49 The mean is sec Round to the nearest tenth as needed

Which of these pieces of data about a football team is considered numerical data O A Mascot representation OB Points scored O C Stadium type OD Jersey color

In a survey conducted at a pet store 150 customers were asked if they ownec birds or fish The survey data are shown in the relative frequency table Own fish Do not own fish Total Own a bird OA 6 OB 0 1 O C 10 OD 4 0 04 0 02 Do not own a bird 0 06 0 88 What percentage of the people surveyed own fish Total

What is homeostasis The regulation of external environmental factors by an organism The process of breaking down food into energy The ability of an organism to reproduce asexually The maintenance of a stable internal environment in the body The ability of an organism to change its physical appearance in response to its environme

The populations of three states are A 520 B 316 C 163 Assume 100 delegates are to be apportioned Use this information to complete parts a through e belov a Find the apportionment by Hamilton s method A B C 52 32 16 State Final Apportionment Hamilton s method b Find the apportionment by Jefferson s method State A B Final Apportionment Jefferson s method C

Which of these frequency counts would be represented by the largest number of dots in a dot plot O A 25 OB 23 OC 26 OD 24

What is a cofactor Multiple Choice O O Molecule produced as a result of a metabolic pathway Nonprotein molecule that must combine with some enzymes in order for them to become active An organic molecule containing high energy phosphate groups A type of rate limiting enzyme

hromosome A contains genes for an eye color of hazel Chromosome B contains genes for ha color of brown and chromosome C contains genes for an eye color of blue Which ones re homologous chromosomes a none of the chromosomes are homologous to one another b chromosomes A and C are homologous c chromosomes B and C are homologous d chromosomes A and B are homologous

Which of these cells is shown during metaphase 1 of meiosis a C XX XX a 502 O a b b XXX b C C d no correct answer given XX d None of these

The cell below is in metaphase I of meiosis There is no crossing over When this cell full completes meiosis what gametes will be formed XIX X X 8 X a ABD abd b AaBbDd only c AbD abd d AAbbDD aaBBdd

Fairview High School has an anime Japanes student can attend The relative frequency table shows the proportion of students in the high school who take Japanese and or are in the anime club In anime club Not in anime club Total Take Japanese A 75 OB About 94 O C 15 D 20 0 15 0 05 0 20 Do not take Japanese 0 01 0 79 0 80 Total 0 16 0 84 1 0 Given that a student is in the anime club what is the likelihood that he or she takes Japanese

A teacher asks her students to fill out a survey about themselves Which piece of data would be considered categorical data O A Age O OC Eye color B Height D Number of siblings

Given the circle below with secants LMN and PON If MN 7 ON 8 and LM in 3 more than PO find the length of LM Round to the nearest tenth if necessary

A company conducted a survey to see whether its new toothpaste was more popular with children or adults Of the adults surveyed about 11 use the toothpaste Compare this with the percentage of children who use the toothpaste Children Adults Total Select the true statement Use toothpaste 0 07 0 08 0 15 Do not use toothpaste 0 18 0 67 0 85 Total 0 25 0 75 1 0 O A A greater percentage of children 28 use the toothpaste OB A smaller percentage of children 7 use the toothpaste OC A greater percentage of children 46 use the toothpaste O D A smaller percentage of children 8 use the toothpaste