$ What is the monthly interest rate on the account? (Round to the nearest hundredth of a percent.) 4 = x 12. 7)

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1 Exam Name SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 1)What percent of 6 is 27? 1) 2) is 28.7% of what number? 2) 3)112% of what number is 560? 3) 4)If 298 students of an original enrollment of 894 finished a course, what percentage finished? 5)A businessman is charged a $9.92 monthly finance charge on a bill of $ What is the monthly interest rate on the account? (Round to the nearest hundredth of a percent.) 4) 5) 6)Find 442% of ) 7)Find the value of the letter in the proportion = x 12. 7) 8)A farmer bought 120 piglets at the local auction. He was able to raise 115 of them to market weight. What percent, to the nearest tenth percent, of loss did he incur? 8) 9) Determine the percentage of 72% of ) 10)After the market value on a home went up 20%, it was listed at $78,000. What was the original cost? 11) If an over-the-counter drug contains 97.6% active ingredients, how much active ingredients is there for a 400 mg dosage? 10) 11) 12)You save $12,000 at 7% for one year. Federal taxes take 15% of the interest earned. By what percent did your investment actually grow? 12) 13)If a business sends out 2,000 brochures to a list of customers and expects to lose 350 of them to mail changes, what percent is lost? 13) 1

2 14)Simone was pleased with her service at a local restaurant where she had entertained some friends for dinner. She left a tip of $44 for a bill of $ What tip rate did she leave for the service? 15)There is 5% waste of supplies in an office. If the office manager's supply budget is $200 each month, how much does the waste cost? 14) 15) 16)Find the amount of increase if 500 is increased by 120%. 16) 17)A heat pump unit allows a 5% room temperature drop before it starts back up. If the room temperature is 72, what temperature does it drop to before the heat pump kicks in? 18) The specifications for the fabrication of a part for a prototype machine call for a length of 6.2 cm. If a tolerance of ±0.5% is allowed, find the limit dimensions for the part's length. 17) 18) 19)If 250 is decreased by 20%, what is the new amount? 19) 20)If the price of gasoline decreased by 8% per gallon, what would be the new price per gallon from $1.39 per gallon, rounded to the nearest cent? 21)A shop foreman records a 15% loss on rivets for waste. If the shop needs 25 lb of rivets, how many pounds must be ordered to compensate for the loss due to the waste? (nearest whole pound) 22)The cost of a cedar fence post went from $4.82 to $5.17. What was the rate of increase? 20) 21) 22) 23)After Alaska and Hawaii joined the union, the total land area of the United States changed from 2,963,680 square miles to 3,540,940 square miles. What was the percent of increase to the nearest hundredth percent? 24)A typical aluminum soda can contains 385 ml of soda. How many liters is this? 25) Doug Rodante weighed 95 kilograms before losing 350 grams. What is his current weight in kilograms? 26)Some grocery stores wrap and price fresh meat by the kilogram. How many grams are in a package that weighs 8.5 kg? 23) 24) 25) 26) 2

3 27)15 g =? mg 27) 28)45.6 dkm =? km 28) 29)65.3 m =? dm 29) 30)Divide 40 cm by 2 mm. 30) 31)A bar of deodorant soap placed in hotel guest rooms weighs 28.3 grams. How many kilograms does a gross (144) package of soap bars weigh? 31) 32)Change 40 Celsius to Fahrenheit. Use the formula: F = 9 C ) 5 33)Change 50 miles to kilometers (1 mi = 1.6 km). 33) 34)Given the fact that 1 inch = 2.54 cm, change 5 feet to meters. 34) 35)A 3-liter bottle of soft drink contains how many quarts of liquid? (See conversion factors in text.) 36)A bushel of soybeans weighs 70 pounds. How many kilograms is this? (1 kg = lb) 35) 36) 37)Change 70 kilometers to miles. (Round to nearest tenth; 1 mi = 1.6 km.) 37) 38)A two-liter cola costs $1.19 and 6 cans each containing 16 oz cost $1.59. Which is the better buy and by how much? 38) 39) Evaluate the following: -4 + (-1) 39) 40)Perform the indicated operations: ) 41)Add: ) 42) The temperature in Memphis, Tennessee was 83 degrees. Over the next five days, the temperature changed as follows: +5, +8,, -4, +1. What was the temperature on the last day? 42) 43)Add: ) 3

4 44) Football statistics keep track of yards gained and lost during time of possession of the football as well as for the entire game. During one series, a team had a gain of 5 yards, a loss of 12 yards, a gain of 25 yards, and a loss of 2 yards. Express this as a sum of signed numbers and determine the sum. 44) 45) Evaluate the following: 5 - (-5) 45) 46) Scottsbluff, Nebraska had a temperature range from a low of -47 degrees in December to a high of 108 degrees in July. What was the temperature range for Scottsbluff? 47)You open a new bank account by depositing $205. You then write checks for $37, $42, and $61, followed by a deposit of $58. What is your new balance? 46) 47) 48)Multiply: 6(-3)(2)(0)(-4)(7) 48) 49) Multiply: 4(2)(-6)(2) 49) 50) Evaluate: ) 51) Evaluate: ) 52) Evaluate the following: -36 (-9) 52) 53)Perform the indicated operation: ) 54) For 6 consecutive days, the temperature was 9 degrees below zero. The very next day it warmed to 33 degrees above zero. What was the average temperature for that week? 54) 55)Divide: ) 4

5 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 56)Change the fraction to three equivalent signed fractions: A)- 1 2, -1 2, -1 C) -1 2, -1, B)- 1 2, -1 2, - -1 D)- 1 2, -1, ) SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 57)Subtract: ) 58)Add: ) 59)Perform the indicated operations: ) 60)Perform the indicated operations: ) 61) Perform the indicated operation with signed decimals: ) 62)Perform the indicated operations: ) 63)Evaluate the following: ) 64)Evaluate the following: 4(6) ) 65)Evaluate the following: 4(4-7) ) 66)Evaluate the following: (5) ) 67) Perform the indicated operations, rounding to thousandths: ((-5.24) 1.28)(-0.8). 67) 5

6 68)Perform the indicated operations: , ) 69)Perform the operations: ) 70)Alan opened a checking account by depositing $432 in it. He wrote a check for $87, deposited a $548 paycheck, wrote checks for $250 and $34. The bank paid into his account $1 for interest, then deducted a $3 service fee. What is his checking account balance at this time? 71)Cheryl opened a checking account and deposited $375 in it. She wrote a check for $28, deposited her $225 paycheck, wrote checks for $62 and $210. The bank paid into her account $2 for interest, then deducted a $4 service fee. What is her checking account balance at this time? 70) 71) 72)Evaluate the following: ) 73) Perform the indicated operation. Write answer with positive exponents: ) MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 74)Divide: A)104 B)4 C)103 D)1 74) SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 75) Perform the indicated operation. Express as an ordinary number ) Perform the indicated operation. Express as an ordinary number ) Perform the indicated operation. Write the answer with positive exponents: ) 76) 77) 78) Multiply: Write the product in ordinary notation. 78) 79) Write in scientific notation: 15,600,000 79) 6

7 80) Express in scientific notation: 65,000,000 80) 81) Express in scientific notation: ) 82) Perform the indicated operations. Write answer in scientific notation: ( ) ( ) 83) Perform the indicated operations. Write answer in scientific notation: ( )( ) 84)Perform the division and express in scientific notation: ) 83) 84) 85) Perform the division and express in scientific notation: ) 86) Perform the indicated operations. Write answer in scientific notation: ( )( ) 86) 7

8 Answer Key Testname: PRACTICE TEST 116 2ND TEST 1) 450% 2)224 3)500 4) % 5) 1.75% 6) 2, )2.1 8) 4.2% 9) ) $65,000 11)390.4 mg 12) 5.95% 13) 17.5% 14) 22.5% 15) $ ) ) )From cm to cm 19) ) $ )29 lb 22) 7.3% 23) 19.48% 24)0.385 L 25)94.65 g 26)8,500 g 27) 15,000 28) ) ) ) kilograms 32) )80 34)1.524 m 35) 3.17 quarts 36) kg 37) )The 6 cans of cola cost $0.04 less per liter than the two-liter cola. 39)-5 40) )7 42) 91 degrees 43)-11 44) ; 16 yards 45)10 46) 155 degrees 47) $123 48)0 49)-96 50)-1 51)9 52)4 53)6 54)-3 degrees 55)0 56) B 57) ) ) ) ) ) 24 63) )26 65)-9 66)12 67) ) )-49 70) $607 71) $298 72) 1 4

9 Answer Key Testname: PRACTICE TEST 116 2ND TEST 73) ) C 75) )57 77) ) 100,000,000 79) ) ) ) ) ) ) )

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