Quiz- ratio and unit rate and div fractions
- 1. I have 10 blue pens and 80 red pens, what is the ratio of red to blue pens?
A) 80:10
B) 8:1
C) 1:8
D) 10:80
- 2. Karen picked 8 tomatoes from her 12 tomato plants, what is the ratio of plants to picked tomatoes?
A) 3:2
B) 12:8
C) 8:12
D) 2:3
- 3. There are 16 girls and 12 boys in the class, what is the ratio of boys to total kids?
A) 3:7
B) 4:3
C) 3:4
D) 7:3
- 4. A fruit basket has 10 apples and 8 oranges in it. What is the ratio of apples to total fruit?
A) 5:9
B) 10:8
C) 9:5
D) 10:18
E) 5:4
- 5. I run 6 mph and I run for 2 hours, how many miles did I run?
A) 6
B) 18
C) 14
D) 24
E) 12
- 6. I buy 24 cans of coke for $13.44, How much did each can of coke cost?
A) .58
B) .62
C) not enough information
D) 322.56
E) .56
- 7. How long will it take Mike to bike 32 miles if he can bike at 8 mph?
A) 8
B) 4
C) 6
D) 2
E) 12
- 8. Sally drives 2 hours to the train station at a rate of 50 mph, and then rides the train for 3 hours. The train goes 65 mph. How many total miles did she travel?
A) 115
B) 395
C) 335
D) 230
E) 295
- 9. Sam types 600 words in 8 min, how many words can he type in 1 minute?
A) 50
B) 95
C) 608
D) 115
E) 75
- 10. I drive from Raleigh to Wilmington in 2 hrs. It is 120 miles away. How fast did I drive, on average?
A) 60 mph
B) 65 mph
C) 62 mph
D) 70 mph
E) 55 mph
- 11. I pay $450 for 25 tools. What is the unit rate for each tool?
A) 14
B) 22
C) 18
D) 20
E) 25
- 12. Joe has some apples and oranges. The ratio of apples to oranges is 3:1. If he has 9 oranges, then how many apples does he have?
A) 27
B) 12
C) 15
D) 9
E) 3
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