Questions

moles of CF4 molecules CF4 moles CF4 Drag and drop your selection from the following list to complete the answer 1 molecule CF4 1 mole CF4 6 02 x 1023 moles CF4 6 02 x 1023 molecules

Find the general solution to the given system 5x 10x X1 X2 Ta 15 2x3 8 H Ex 1 2x 3 Enter 1 203

molecular compound phosphorus pentachloride what would you multiply molecules grams of PCI nd drop your selection from the following list to complete the answer 02 x 1023 moles PC15 22 moles PC15 les PCI5 02 x 1023 grams PC15 1 molecule PC15 6 02 x 1023 molecules PC15 1 mole PC15 g PCI5 208 22 grams PC15 208 22 molecules PC15 1 gram PC15

lower endpoint of this interval Question 7 Find a 99 confidence interval for the proportion of pages that are ads in Soap Opera Digest What is the upper endpoint of this interval Question 8 One of these intervals for the proportion of pages that are ads is wider than the other How much wider is

Select the correct answer Catherine is pregnant and preparing for childbirth She knows a woman who assists in childbirth The woman has not been to any medical school but she is adept and skillful in her job Whom does Catherine want to hire for the childbirth O A urologist OB a gynecologist Oc an obstetrician OD a mid wife OE a nurse

The function graphed is of the form y a tan bx or y a cot bx where b 0 Determine the equation of the graph 2 2 T 2 R 3 X 2

8 The graph of y A cos x C D is shown for some constants A C and D Find the values of A C and D 24 y TT 2 0 11 2 TT 31 2 211 M 2 3 5

Geometry BONUS A zip line is constructed across a valley as shown in the diagram What is the width of the valley Must sh work 26 f 102 W 83 ft

Find the equation of a line tangent to a parametrically defined curve Question 1 Find the equation of the tangent line to the curve defined by the equations t y 1 2 1 when t Give your exact answer in slope intercept form y mx b

Find the missing angle measure in the figure 10 75 142

Question Which of the following gives the polar form of the equation 2x2 2y 3x Select the correct answer below T cos 0 3 sin A Or

Solve the equation 2x 144 x 0

8 x y 63 72 1 84

Look at the diagram and answer the question Consumer debts accumulate forcing people to stop making new purchases Consumer demand declines causing manufacturers to reduce production Manufacturers lay off employees causing the unemployment rate to rise What does the diagram illustrate A B the effects of tariffs on the stability of the economy during the Great Depression the effects of the overextension of credit on the severity of the Great Depression the effects of stock speculation on the stack market crash that started the Great Depressin the effects of buying on margin on creating the bull market preceding the Great Depressie

Question 5 Use the table to answer the question The British government was using propaganda in the United States to try to win United States support for their cause Prior to the war American bankers had made large loans to the British which would not have been paid back if the British lost the war Events Prior to the United States Entry into World War I Even before 1917 German submarines were sinking American merchant ships in the Atlantic Ocean Because of his background and education President Woodrow Wilson had pro British views The German govemment suggested an alliance with Mexico whereby Mexico would win back territory in the United States with German support Many American leaders were concerned over the balance of power in Europe and worried about America s place in the world if Germany became the sole power in Europe Historians investigating the reasons for America s entry into World War I might reasonably come to any of the bollowing conclusions EXCE The United States would not have entered World War I if its European alles were winning the war The United States entered into World War I because of German aggression against American ships The United States entered World War I because it was in the economic interest of the country to do so The United States would not have entered into World War It Woodrow Wilson had not been elected president A B C D

In 6 11 Find the value of each variable drawings are not to scale 6 X 1223 1279 105 1359 98 7 X 65 37 20 a Lo 58

65

Use the cartoon depicting the effects of the rise of industrialization in the United States to answer the question PLA CHILD LABOR EMPLOYER What argument was the artist responsible for this cartoon seeking to communicate C Industrial capitalists prospered through the exploitation of child labor Businesses that are reliant on child laborers often operate inefficiently Industrial work provided important economic opportunities for children and their families Child labor was a necessary component of the growth and development of the economy

n 6 11 Find the value of each variable drawings are not to scale 105 7 X 15 65 37 N 2 lo 58 8 x y 63 72

1 W 11 11 y Jo Wo 115 Z

10 x 133 1520 205 140 125 11 w y

Graph the following function f x 42 1 4 Instructions Click the graph tab Click on the graph background to add a point Add two poir coordinates to edit its position Click on a point to delete it Graph 1 104 9 8

In 1 3 Name the polygon according to the number of sides and state the sum of its interior angles 1 3 2

50 P x x 1 Q x Q x x 1 1360052 P x x 1 1 Q 1 x 1 T x 4 P x 1 T x 10 K x K x PUBLICATIONS

Use the graph to answer the question Number of Union Members 2 500 000 2 000 000 1 500 000 1 000 000 500 000 O O 1880 1890 1900 1910 Year The trend illustrated in this graph reflects A 0 C D Union Membership in the United States 1880 1910 B growing demand for deregulation growing demand for consumer safety growing demand for workers rights growing demand for conservation

4 In a regular 25 gon a What is the measure of each interior angle b What is the measure of each exterior angle

No 1 nswer No 2 swer ning 65 15 11 8 10 1 203 541 126 97 30 7 53 14 50 1 43 6 68 70135 2 567 107 165 4 108 9 87 45 37 80 15 70 16 6 6 5 47 29 113 15 38 3 832 467 127 847 688 337 116 158 215 233 368 675 10 7 320 293 289 8 105 7 75 30 33 8 706 446 648 63 38 9 2 68 136 289 177 10 94 3 79 45 25 10 24 11 www www www www

flights Flying Time 3 hrs 30 min 3 5 5 hrs 20 min 5 33 Fuel Con sumption Per Hour 6 gallons 12 gallons Amount of Fuel 5 gallons 20 gallons 40 gallons 5 gallons Used 1 2 3 4 hrs 4 5 4 4 hrs 22 min 4 375 5 6 hrs 10 min 6 17 6 2 hrs 24 min 2 4 3 hrs 12 min 3 2 7 15 gallons 8 5 hrs 5 min 5 08 18 gallons 9 How much gasoline will be consumed in a flight of three hours forty minutes If the engine uses nine gallons per hour 3 67 x 9 10 An airplane makes a flight of six hours forty two minutes The engine uses an average of 18 gallons of gasoline per hour How much gasoline will be consumed during the flight

Dirk Works Progress Administration photograph from the earty twenneth centary to answer any questions that follow Question 12 The proliferation of scenes such as the one captured in the photography as primary c westward mason A B C D skyrocketing home prices widespread unemployment US involvement in World Wi

Find the area 5 9 in 15 in 10 9 in The area is Simplify your answer Type a whole number or a decimal

Find the area of the shaded region Each side is 8 cm

Look at the World War II poster and answer the question KEEP PUNCHING ON THE JOB ON TIME EVERY WORKING DAY KEEP EM FIRING Producing posters such as this one was part of the United States A T B fundraising drive to sell war bonds to citizens rationing program to prevent shortages of goods volunteering drive to encourage citizens to enlist propaganda campaign to maintain labor productivity

DIG for Victory Producing posters such as this one was part of the United States A B fundraising drive to sell war bonds to citizens rationing program to prevent shortages of goods C volunteering drive to encourage citizens to enlist GROW YOUR OWN EGETABLES se write a justification for your answer explain why you chose the answer that you chose D propaganda campaign to maintain labor productivity

Find the area of the parallelogram The area is Simplify your answer Type a whole number or a decimal 11 cm 16 cm

Find the area The area is 16 in

Guadalupe Hidalgo Gadsden Purchase Use the map to help you answer the question At the end of the Mexican American War the Treaty of Guadalupe Hidalgo was a major victory for A B D The United States The Republic of California James Gadsden Mexico

Question 32 Eastern United States B Which shaded area on the map had an agricultural based economy that was dependent on slave labor Area A Area B Area C B Area D

WESTERN HEMISPALVE The Monroe Doctrine declared that the United States would A B W C D Prevent the establishment of European colonies anywhere in the world Help colonies in North and South America adopt a democratic form of government View European influence in the Western Hemisphere as a threat to the national interest of the United States Prevent other nations from trading with South American nations

1932 NEW STORK CLUB 511 EAST 51 G MET 2 8221 EL 5 9003 Patial Harley Why did speakeasies often have requirements such as memberships or passwords for entry O A to prevent immigrants from joining upper class society to keep communist party meetings from being discovered to protect those selling and buying alcohol illegally to increase demand for the growing restaurant industry B C D 1933

Find the area of the baseball diamond 78 ft 78 ft

Find the area The area is Simplif 1 of a 6 7 yd square zyd 6 2 yd

A rain gutter is to be installed around a house whose foundation is shown to the right Find the perimeter of the house then find the total cost of the gutter The gutter costs 3 42 per ft The perimeter is 83 ft 23 ft 89 ft 27 ft

A rectangular table is twice as long as it is wide What is the perimeter of a table if it measures 4 5 ft by 9 ft

NATION ENT ALFRANCE ENGLAND ITALY THE OAP IN THE BRIDGE USA Sou Put Du Question 6 Why would the artist have found the United States policy contradictory at this time A 8 G D The United States had many infrastructure needs but the government refused to pay for them The United States refused to join the League of Nations even though it was proposed by a US president The United States supported the League of Nations even though it encouraged socialist policies The United States joined several international organizations despite its commitment to neutrality

parametrically defined curve P Question Find the equation of the tangent line to the curve defined by the equations x 2t y t when t 1 Give your answer in slope intercept form y mx b

A certain car model was expected to get 526 miles highway on 20 gallons of gas What was the mean number of miles per gallon mpg The mean number of miles per gallon mpg is Round to the nearest tenth as needed AL

Select all functions below that would have the end behavior that falls to the left and rises to the right Multiple answer f x 2x 3x 5 f x 2x 3x 5 f x 3x5 2x 5 f x 3x 2x 5

For the set of numbers find the mean the median and any modes that exist 6 6 1 1 5 9 7 8 4 4 The mean is Type a whole number or a decimal The median is Type a whole number or a decimal What is the mode Select the correct choice below and if necessary fill in the answer box within your choice OA The mode is Type a whole number or a decimal OB The modes are Type a whole number or a decimal Use a comma to separate answers as needed There is no moda C

Marta was pregnant 270 days 259 days and 272 days for her first three pregnancies In order for Marta s average pregnancy to equal the worldwide average of 266 days for how long must her fourth pregnancy last MEILD In order to equal the worldwide average of 266 days Marta s fourth pregnancy must last for days

For the set of numbers find the mean the median and any modes that exist 22 16 23 17 25 25 The mean is Type a whole number or decimal rounded to the nearest tenth as needed The median is Type a whole number or a decimal Find the mode Select the correct choice below and if necessary fill in the answer box to complete your choice OA The modes are Type a whole number or a decimal Use a comma to separate answers as needed The mode is Type a whole number or a decimal OC There is no mode B