8th grade math module 3 quiz 1

- 1. Solve 3/7 = x/28
A) 21 B) 24 C) 12 D) 10 - 2. Solve 3/5 = 15/x
A) 15 B) 25 C) 21 D) -25 - 3. Solve x/18 = 12/72
A) 4 B) 5 C) 6 D) 3 - 4. Find the unit rate for 282 passengers in 47 cars
A) 0.16 B) 8 C) 6 D) 7 - 5. Find the unit rate for 600 calories for 8 servings
A) 75 B) 2.13 C) 70 D) 0.13 - 6. You peel 3 potatoes in 5 minutes. At this rate, how long will it take you to peel 10 potatoes?
A) 16.6 minutes B) 15 minutes C) 6 minute - 7. Write the ratio 14/18 in simplest form.
A) 7/9 B) 9/7 C) 1/2 D) 4/8 - 8. The ratio of teachers to students in a middle school is 2 to 25. There are 350 students in the school. Find the number of teachers.
A) 28 B) 26 C) 27 D) 25 - 9. Write the ratio 8/2 in simplest form.
A) 4 B) 1/4 C) 1/1 D) 4/1 - 10. In August, your electric bill was $25.32 for 450 kw. At this rate, what would be a bill for 240 kw?
A) $23.21 B) $40.31 C) $13.50 D) $14.50 |

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