Basic Mathematics for College Students

55. What is 1% of 628.21?


56. What is 1% of 12,847.9?


57. What is 15% of 119?


58. What is 15% of 237?


59. What is 10% of 67.0056?


60. What is 10% of 94.2424?


61. What is 25% of 275?


62. What is 25% of 313?


63. What is 50% of 23,898?


64. What is 25% of 56,716?


65. What is 200% of 0.9123?


66. What is 200% of 0.4189?
    Find the exact answer.


67. What is 1% of 50% of 98?


68. What is 10% of 25% of 20?


69. What is 15% of 20% of 400?


70. What is 5% of 10% of 30?

APPLICATIONS

Estimate each answer unless stated otherwise. (Answers may

vary.)

71. COLLEGE COURSES 20% of the 815 students
    attending a small college were enrolled in a science
    course. How many students is this?


72. SPECIAL OFFERS In the grocery store, a 65-ounce
    bottle of window cleaner was marked “25% free.”
    How many ounces are free?


73. DISCOUNTS By how much is the price of a coat
    discounted if the regular price of $196.88 is reduced
    by 30%?


74. SIGNS The nation’s largest electronic billboard is at
    the south intersection of Times Square in New York
    City. It has 12,000,000 LED lights. If just 1% of these
    lights burnt out, how many lights would have to be
    replaced? Give the exact answer.


75. TIPPING A restaurant tip is normally 15% of the
    cost of the meal. Find the tip on a dinner costing
    $38.64.


76. VISA RECEIPTS
    Refer to the receipt to
    the right. Estimate the
    15% gratuity (tip)
    and then find the
    total.
    77. DINING OUT A couple went out to eat at a
    restaurant. The food they ordered cost $28.55 and the
    drinks they ordered cost $19.75. Estimate a 15% tip
    on the total bill.
    78. SPLITTING THE TIP The total bill for three
    businessmen who went out to eat at a Chinese
    restaurant was $121.10. If they split the tip equally,
    estimate each person’s share.
    79. FIRE DAMAGE An insurance company paid 25%
    of the $118,000 it cost to rebuild a home that was
    destroyed by fire. How much did the insurance
    company pay?
    80. SAFETY INSPECTIONS Of the 2,513 vehicles
    inspected at a safety checkpoint, 10% had code
    violations. How many cars had code violations?
    81. WEIGHTLIFTING A 158-pound weightlifter can
    bench press 200% of his body weight. How many
    pounds can he bench press?
    82. TESTING On a 60-question true/false test, 5% of a
    student’s answers were wrong. How many questions
    did she miss?
    83. TRAFFIC STUDIES According to an electronic
    traffic monitor, 30% of the 690 motorists who passed
    it were speeding. How many of these motorists were
    speeding?
    84. SELLING A HOME A homeowner has been told
    she will get back 50% of her $6,125 investment if she
    paints her home before selling it. How much will she
    get back if she paints her home?
    Approximate the percent and then estimate each answer.
    (Answers may vary.)
    85. NO-SHOWS The attendance at a seminar was only
    24% of what the organizers had anticipated. If 875
    people were expected, how many actually attended
    the seminar?
    86. HONOR ROLL Of the 900 students in a school,
    16% were on the principal’s honor roll. How many
    students were on the honor roll?
    87. INTERNET SURVEYS The illustration shows an
    online survey question. How many people voted yes?

With the high gasoline prices, are you

considering buying a more fuel-efficient

vehicle?

Yes 58%

No 42%

28,650

responses

Online Survey

Live Vote Results

558 Chapter 6 Percent

CLARK’S SEAFOOD

OKLAHOMA CITY, OK

Date:

Card Type:

Acct Num:

Exp Date:

Customer:

Server:

VISA

************^0241

**/**

WONG/TOM

209 Colleen

Amount:

Gratuity:

Total:

$58.47

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