AnswersGrade 7 MathematicsFinding a Percent of a Number

Finding a Percent of a Number — Quiz Answers

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In its first year of operation, Big Lake Camp had 40 campers. This year’s attendance was 180 percent of the first year’s. How many campers participated this year?

A
72
B
64
C
58
D
32
2
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A 1 -liter bottle of orange juice used to cost 2 point 8 5 dollars at a food market. Its price has increased; the new price is 110 percent of the original price. What is the new price of the juice? Round your answer to the nearest cent.

A
2 point 9 9 dollars
B
3 point 1 4 dollars
C
2 point 9 5 dollars
D
3 point 0 9 dollars
3

Joelle would like to tip her hairdresser 20 percent If her haircut costs 38 point 0 0 dollars , which expression should she use to find the tip amount?

A
0 point 0 2 times 38
B
1 point 2 times 38
C
20 times 38
D
0 point 2 times 38
4

If Jaime wants to find 60 percent of 320 , which table should he use?

A
Table with 2 columns and 3 rows.Row 1: Column 1, 'Percent'; Column 2, 'Total' Row 2: Column 1, '30 percent'; Column 2, '30 percent' Row 3: Column 1, empty; Column 2, empty
B
Table with 2 columns and 3 rows.Row 1: Column 1, 'Percent'; Column 2, 'Total' Row 2: Column 1, '10 percent'; Column 2, '10 percent' Row 3: Column 1, empty; Column 2, empty
C
Table with 2 columns and 3 rows.Row 1: Column 1, 'Percent'; Column 2, 'Total' Row 2: Column 1, '50 percent'; Column 2, '50 percent' Row 3: Column 1, empty; Column 2, empty
D
Table with 2 columns and 3 rows.Row 1: Column 1, 'Percent'; Column 2, 'Total' Row 2: Column 1, '25 percent'; Column 2, '25 percent' Row 3: Column 1, empty; Column 2, empty
5

While shopping at a clearance sale, Samantha finds a 60 point 0 0 dollars dress on sale for 25 percent off. Samantha also has a 50 percent off coupon. Which statement correctly summarizes her savings?

A
Samantha will save 15 point 0 0 dollars because the two sales will combine for 75 percent off the original cost.
B
Samantha will save 22 point 5 0 dollars because she must first find the 25 percent sale price before taking the extra 50 percent reduction.
C
Samantha will save 37 point 5 0 dollars because she must first find the 25 percent sale price before taking the extra 50 percent reduction.
D
Samantha will save 45 point 0 0 dollars because the two sales will combine for 75 percent off the original cost.
6

Aarti posted a comment on her blog. Each day the number of responses to her comment was 125 percent of the number she received on the previous day. If there were 64 responses the first day, how many were there on the fourth day?

A
132
B
125
C
112
D
100
7

Charissa is eating out with friends, and it is her turn to pay the gratuity. The bill for the food is 26 point 5 0 dollars If she plans to tip at 20 percent , what should she pay if she doesn’t want to leave pennies on the table?

A
5 point 3 0 dollars
B
2 point 6 5 dollars
C
0 point 5 5 dollars
D
1 point 3 0 dollars
8

Beth bought two pairs of earrings for 12 point 0 0 dollars each. She also had to pay 6 percent sales tax. What was her total bill?

A
25 point 4 4 dollars
B
38 point 4 0 dollars
C
12 point 7 2 dollars
D
19 point 2 0 dollars
9

Andrew and Kate have 30 dollars to spend on dinner, tax, and gratuity at Mo’s Restaurant. Tax is 6 percent , and they will give a 15 percent tip on the total bill after taxes. Their dinner costs 21 point 0 0 dollars Which statement correctly explains whether Andrew and Kate have enough money to pay their bill?

A
Yes. They have enough to pay their bill: 21 dollars times 1 point 0 6 is equal to 22 point 2 6 dollars and 22 point 2 6 dollars times 1 point 1 5 is equal to 25 point 6 0 dollars .
B
No. They do not have enough to pay their bill: 21 dollars times 1 point 0 6 is equal to 22 point 2 6 dollars and 22 point 2 6 dollars times 1 point 1 5 is equal to 25 point 6 0 dollars .
C
No. They do not have enough to pay their bill: 30 dollars times 1 point 0 6 is equal to 31 point 8 0 dollars and 31 point 8 0 dollars times 1 point 1 5 is equal to 36 point 5 7 dollars .
D
Yes. They have enough to pay their bill: 30 dollars times 1 point 0 6 is equal to 31 point 8 0 dollars and 31 point 8 0 dollars times 1 point 1 5 is equal to 36 point 5 7 dollars .
10

Last month Rudy’s Tacos sold 22 dinner specials. The next month they released a new commercial and sold 250 percent of last month’s dinners. How many dinner specials did they sell this month?

A
68
B
33
C
47
D
55

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Finding a Percent of a Number — Quiz Answers…