Questions

22 1 point Condense the following expression In 13 3 In x 11 In w 12 In w 8 In x 13 in 12 5 O In in 13 W 25 13 In 12 in 113 135

Calculate the mean and median of the data set below 8 9 2 4 5 11 7 9 10 9 mean 7 4 median 8 5 mean 8 5 median 7 4 mean 7 4 median 8 mean 7 4 median 9

1 point A grocery store chain has been tracking data on the number of shoppers that use coupons The data shows that 71 of all shoppers use coupons 36 times out of 40 these results were considered accurate to within 3 5 What is the margin of error 0 71 0 29 0 035 0 025

6 1 point What is the IQR of the set of the data below 52 61 71 63 54 69 63 65 68 58 57 11 10 15 000 019

18 1 point Mrs Cantrel s class wants to know if birds prefer seeds or bread They set up two bird feeders outside of school and count the number of birds that eat from each of the two bird feeders DO Is this an experiment or an observational study Experiment Observational Study

16 1 point Mr Mitchell was interested in the effects of music on student performance At the bottom of his exam he asked students to circle their favorite type of music rock country or hip hop He then computed the averages for the students who liked each type of music and compared the results DA Is this an experiment or an observational study Experiment Observational Study

1 1 point What is the mean of this data set 38 52 54 48 40 32 50 11 22 44

3 1 point What is the median of this set of data 100 150 100 130 125 135 140 145 100 140 125 O 50 O130 Previous

C

For the following double integral find the average value of the function in the integrand over the region defined by the bounds of integration 16 SS4y dx dy 00 The average value is Simplify your answer CILE

The number of women graduating from 4 yr colleges in a particular country grew from 1930 when 48 708 women earned a bachelor s degree to 2008 when approximately 7 a degree Find an exponential function that fits the data and the exponential growth rate Find an exponential function that fits the data Choose the correct answer below OA N t 0 036 B N t 48 708 0 036 C N t 48 708e78x OD N 1 48 708 The exponential growth rate is approximately Type an integer or a decimal Round to the nearest tenth as needed CLIE

a Decide if x y EN x y 25 is a function b Given f R R f x x 2 5 mod 5 and g Z Z 9 x x 4x 18 i check if f A 9 A where A 0 4 nz 2 ii find f 2 4 nZ g 3 1 c Sketch on separate sets of axes X 1 5 and X 2 4 and therefore X 1 5 2 X 2 4 4

Complete the following Note Do not round intermediate calculations Round your final answers to the nearest cent Amount of invoice 040 Terms Invoice date Answer is complete but not entirely correct Actual partial payment made Date of partial payment Amount of payment to be credited Balance outstanding

Maplewood Supply received a 5 280 invoice dated 4 15 20 The 5 280 included 280 freight Terms were one discount assume date of last discount a If Maplewood pays the invoice on April 27 2020 what will it pay Answer is complete but not entirely correct Payable amount 106 b If Maplewood pays the invoice on May 21 what will it pay Answer is complete and correct Payable amount S 5 280 10 2 If more than

a Calculate the single equivalent discount rate for each company Note Do not round intermediate calculations Round your final answers to the nearest hundredth percent Answer is complete but not entirely correct Single equivalent discount rate Company A Company B 9 50 11 00 b Which of the following companies A or B gives a higher discount Use the single equivalent discount rate to make your choice Company A Company B

On March 27 Jangles Corporation received a 21 600 invoice dated March 24 Cash discount terms were Jangles sent an 8 640 partial payment a What credit should Jangles receive Note Round your answer to the nearest cent Answer is complete but not entirely correct 21 600 00 Credit b What is Jangles outstanding balance Note Round your answer to the nearest cent Answer is complete but not entirely correct Qutstanding balango 1030 On March 31

Complete the following by calculating the cash discount and net amount paid If more than one discount assume date of last discount Gross amount of invoice freight charge already included 850 Freight charge None Date of invoice 8 8 Terms of invoice 3 10 2 15 20 Date of payment 800 Cash discount Net amo

Bally Manufacturing sent Intel Corporation an invoice for machinery with a 13 300 list price Bally dated the invoice July 27 with EOM terms Intel receives a 20 trade discount Intel pays the invoice on August 09 What does Intel pay Bally Payable amount to Bally

Differentiate g x x 6 5 X g x

DJI manufactures the Mavic Air 2 quadcopter and offered a 7 4 3 chain discount to primary customers Drone Nerds is a primary customer and ordered 20 Mavic Air 2 s for a total 18 000 list price a What was the net price of the quadcopters Note Do not round intermediate calculations Round your final answer to the nearest cent Net price b What was the trade discount amount Note Do not round intermediate calculations Round your final answer to the nearest cent Trade discount

13 48 73 55 14 3 cm 5 cm 15 20 64 151 X

6 C 13 7 X 6 12

X 10 74 5 x 10 m 11 m 37 ene buy bus i 35 el vent en moitasnetelb 6 57 6 Biba 28

Complete the following Note Do not round intermediate calculations Round your final answers to the nearest cent Amount of invoice 640 Terms 5 10 p 60 Invoice date 7 9 Actual partial Date of partial payment made payment 7 19 440 Amount of payment to be credited Balance outstanding

A model NASCAR race car lists for 80 04 with a trade discount of 30 What is the net price of the car Note Round your answer to the nearest cent Net price

A certain angle t corresponds to a point on the unit circle at Find sint and cos t sint 0 cost 1 Answer 1 0 Answer 2

Consider the following histogram in which a student created a histogram about the heights of males in his classroom 5 43 Frequency N 7 69 in Height inches What would be the mean height of the males in the student s classroom 67 in O 67 inches 68 4 inches O68 5 inches 69 inches 68 in 70 in 71 in

A paper airplane was thrown from a height of 25 feet and descends at an angle of 28 to level ground How far away on the ground will the paper airplane land from where it was thrown

all answers must be exact or rounded to two decimal points Example 2 or 1 41 Level 1 Label the sides of the right triangle in relation Complete the equations using the terms to the angle with the words opposite opposite adjacent and hypotenuse adjacent and hypotenuse sin 0 cos 0 tan 0 3 or 0 43 or all work to earn the level Answers without supporting work will not

The Leaning Tower of Pisa currently leans at a 4 angle from vertical and has a vertical height of 55 86 meters What is the length of the tower D A surveyor 30 m from a boathouse sights a cabin at an angle of 59 degrees The distance from the cabin to the boathouse is perpendicular to the distance from the surveyor to the boat house Find the distance from the boathouse to the cabin

e and check X 4 X 2

Complete the following derivation using the following selection of derived rules only none of the basic rules DNE DNI Comm CommV DeM DSL DSR MT Trans HS Def E and Def I 1 P Q 2 P R 3 PV Q n Q R Premise Premise Premise Goal

A box contains one each of 1 5 10 20 and 100 bills It costs 12 to reach in and withdraw one bill What is the expected value

Complete the following derivation using the following selection of inference rules As you work on the problem think about which derived rules had to be included in order to make possible the patterns of inference embodied by the basic rules that were omitted Rules I EL VIR E I LI DNE Comm CommV DSR DeM MT HS Def I 1 2 n RV S T R S T K Premise Premise Goal

Find all solutions of the equation Enter your answers in trigonometric form Let 0 0 2 x4 16i 0 smallest 8 value Zo largest 0 value N Z1 22 Z3 11

An inverted conical water tank with a height of 18 ft and a radius of 9 ft is drained through a hole in the vertex at a rate of 2 ft s see figure What is the rate of change of the water depth when the water depth is 3 ft Hint Use similar triangles 9 ft M 18 ft When the water depth is 3 ft the rate of change of the water dept Round to the nearest hundredth as needed

10 Domain Decreasing Increasing End Behavior 0 10 Range Positive Negative Symmetry 10

Complete the following derivation using the following selection of derived rules only none of the basic rules DNE DNI Comm CommV DeM DSL DSR MT Trans HS Def E and Def I 1 A B 2 Q P 3 4 Q PV S T n T S Premise Premise Premise Premise Goal

Complete the following derivation using the basic rules and the following selection of derived rules DNE DNI Comm CommV DeM DSL DSR MT Trans HS Def E and Def I 1 P Q S Premise 2 P Q S Premise 3 P Q PVQ Premise n S Goal

Complete the following derivation using exactly one application each of CommV DSR MT HS Trans and Def I 1 R 2 Q S 3 PV QV R 4 P n S Premise Premise Premise Premise Goal

A red cross helicopter takes off from headquarters and flies 140 km at 10 degrees south of west There it drops off some relief supplies then flies 105 km at 60 degrees west of north to pick up three medics If the helicoper then heads directly back to headquarters find the distance and direction it should fly Give your answers rounded to one decimal place Distance Direction km degrees Select an answer

using exactly one application each of E DeM CommV and Def E 1 P 2 P P A D n D A Premise Premise Goal

Find the demand function q D x given the following elasticity conditions q E X X 190 x Question 8 5 7 xiq 175 when x 15

Find the four second order partial derivatives f x y 2x y 5xy 6y 1xx x y

A dormancy may be induced by abscisic acid or other chemicals and may be broken by stratification

Find the four second order partial derivatives for f x y 5x6y7 6x5y4 fxx

Let f x y 3 4xy find f 0 3 f 3 2 and f 3 2 f 0 3 Simplify your answer

Let f x y x 5xy y Compute f 5 0 and f 5 3 f 5 0 Simplify your answer

Find a the general solution and b the particular solution for the given initial condition 6 y x 3x y 1 9 a The general solution is y

Solve by separating variables dy 9x dx y y 0 Type an exact answer using radicals as needed Use a comma to separate answers as needed