Quiz about 6.5B Part, Whole, Percent

Question 1

What percentage of the 50-acre farm has crops growing on it?

Accepted Answer

58%

Answer

29%

Answer

54%

Answer

42%

Question 2

During a 90-minute school play, the main character was on stage 80% of the time. What amount of time in minutes was the main character on stage?

Accepted Answer

72 minutes

Answer

88.9 minutes

Answer

112.5 minutes

Answer

80 minutes

Question 3

A veterinarian examined 32 animals on Thursday. Of the animals she examined, 25% of them were dogs. How many dogs did the veterinarian examine on Thursday?

Accepted Answer

8

Answer

24

Answer

7

Answer

25

Question 4

Dennis made an extra $245.00 for selling furniture. The extra was $245 was 7% of the total value of the furniture he sold. What was the total value of the furniture Dennis sold?

Accepted Answer

$3,500.00

Answer

$171.50

Answer

$350.00

Answer

$1,715.00

Question 5

A certain type of brass contains 65% copper. How many pounds of copper are contained in 120 pounds of the brass?

Accepted Answer

78

Answer

65

Answer

72

Answer

80

Question 6

On Wednesday 72% of the customers who bought gas at a gas station made additional purchases. There were 250 customers who bought gas. How many of these 250 customers made additional purchases?

Accepted Answer

180

Answer

175

Answer

185

Answer

190

Question 7

Yesterday 170 guests at a hotel called for room service, and 255 guests did not call for room service. What percentage of the guests at this hotel called for room service yesterday?

Accepted Answer

40%

Answer

60%

Answer

15%

Answer

85%

Question 8

A shop owner offered a 20% discount off the regular price of a mirror. The amount of the discount is $3. What is the regular price of the mirror?

Accepted Answer

$15

Answer

$6

Answer

$9

Answer

$18

Question 9

Customers at an ice-cream shop took a survey. The results showed that 144 customers rated the shop as being "very satisfactory." This number represented 45% of the total number of customers who took the survey. What was the total number of customers who took the survey?

Accepted Answer

D. 320

Answer

A. 189

Answer

B. 65

Answer

C. 99

Question 10

There are 90 girls and 60 boys in the sixth grade at a middle school. Of these students, 9 girls and 3 boys write left-handed. What percentage of the sixth graders at this middle school write left-handed?

Accepted Answer

8%

Answer

10%

Answer

5%

Answer

15%

Question 11

As part of a survey, 300 girls were asked to name their favorite sport. The results showed that 12 of the girls named bowling as their favorite sport. What percentage of the girls in the survey named bowling as their favorite sport?

Accepted Answer

4%

Answer

12%

Answer

25%

Answer

0.04%

Question 12

In 2012 there were approximately 8,950 public libraries in the United States. A survey found that 76% of those libraries offered free access to electronic books. Based on this information, how many public libraries offered free access to electronic books in 2012?

Accepted Answer

6,802

Answer

8,190

Answer

118

Answer

760

Question 13

The last time Brea played softball, she hit the ball 35% of the times she was at bat. Based on this information, how many times will Brea hit the ball the next time she plays softball if she is at bat 20 times?

Accepted Answer

7

Answer

4

Answer

15

Answer

6

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