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April 16, 2014

Homework Help: 7th grade math Ms. Sue please

Posted by Delilah on Wednesday, December 5, 2012 at 6:27pm.

1.
Write the fraction eight-ninths as a percent. Round to the nearest hundredth of a percent where necessary. (1 point)

88.89%
1.13%
44.44%
66.67%

2.
Write the decimal 0.041 as a percent. (1 point)

41%
4.1%
410%
0.41%

3.
A study in your town found that 54 in 1,762 people have a post office box. What percent of the people in town have a post office box? Round to the nearest hundredth of a percent where necessary. (1 point)

3.26%
30.65%
3.06%
32.63%

4.
Write the percent 96.55% as a decimal. (1 point)

9655
965.5
0.9655
9.655

5.
Carrie and nine of her friends go out to dinner. The total bill comes to $191.10. They decide to leave a 15% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. (1 point)

$19.00
$28.50
$1.90
$2.85

Use a proportion to solve the problem.
6.
71% of 67 (1 point)

n/67 = 71/100; 47.57
n/100 = 71/67; 10.6
n/100 = 71/67; 105.97
n/67 = 71/100; 4.76

7.
41 is what percent of 205? (1 point)

p/205 = 41/100; 84%
41/205 = p/100; 20%
41/205 = p/100; 200%
p/205 = 41/100; 8%

8.
While walking outside on a field trip 75%, or 15, of the students in the class wore jackets. Find the number of students in the entire class. (1 point)

15/s = 75/100; 20 students
15/s = 75/100; 66 students
s/15 = 75/100; 11 students
s/15 = 75/100; 113 students

9.
During the basketball season, Diane took 134 shots and made about 56% of them.

a. How many shots did Diane make?
b. The team made a total of 498 shots. What percent of the team’s made shots did Diane make? (1 point)

24 shots; 15.1%
753 shots; 27%
240 shots; 27%
75 shots; 15.1%

10.
What percent of 40 is 24? (1 point)

24 = p • 40; 6%
40 = p • 24; 17%
24 = p • 40; 60%
40 = p • 24; 167%

My answers:
1. 88.89%
2. 4.1%
3. 3.06%
4. 0.9655
5. $2.85
6. n/67 = 71/100; 47.57
7. p/205 = 41/100; 84%
8. 15/s = 75/100; 20 students
9. 75 shots; 15.1%
10. 24 = p • 40; 60%

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