Unit 1 Review - Rational Number Yo!

Question 1

0.23 x 25

Accepted Answer

5.75

Question 2

4y + 6.4 = 25

Accepted Answer

y = 4.65

Question 3

Matt bought cheese that cost $2.80 per pound. If he spent $7.28, how much cheese did he buy?

Accepted Answer

2.6

Question 4

A book of stamps has 30 stamps. If you used two-fifths of the stamps, how many did you use?

Accepted Answer

12

Question 5

21 out of 25 is equivalent of what percent?

Accepted Answer

84%

Question 6

Change 8/26 to a decimal to the nearest hundreths.

Accepted Answer

0.31

Question 7

-2/5 + 3 1/2

Accepted Answer

31/10, 3 1/10

Question 8

1.8 ÷ 0.9

Accepted Answer

2

Question 9

Change 0.18 to a fraction in simplest form.

Accepted Answer

9/50

Question 10

Solve. -3/4 (4 1/2)

Accepted Answer

-27/8

Question 11

Jill pay 5/8 fare from Boston to New York. If the fare is $64, then how much does she pay?

Accepted Answer

40

Question 12

y + 13.8 = 29

Accepted Answer

y = 15.2

Question 13

18.60 ÷ 0.60

Accepted Answer

31

Question 14

Simplify the fraction -12/50

Accepted Answer

-6/25

Question 15

Solve x - 4.6 = -9.77

Accepted Answer

-5.17

Questions 15