Ratio And Proportion Quiz 11 (10 MCQs)

Quiz Instructions

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1. What is the constant of proportionality (in miles per hour) based on the table?

Correct Answer: B) 45 mph.

2. I can read 2 books in 4 hours.How many books will I be able to read in 127 hours?

Correct Answer: D) 127/2 = 63 complete books.

3. Ten years ago, P was half of Q's age. If the ratio of their present ages is 3:4 what will be the total of their present ages?

Correct Answer: A) 35.

4. Totsakan enlarged the size of a photo to a height of 18 in. What is the new width if it was originally 2 in tall and 1 in wide?

Correct Answer: B) 9 in.

5. Hunter buys 36 baseball cards for $ 18. How many baseball cards can Troy buy if he has $ 9?

Correct Answer: A) 18 baseball cards.

6. A local bakery makes 50 batches of cookies in 4 hours. How many batches of cookies would they make in 12 hours?

Correct Answer: D) 150 batches.

7. What is the third proportional to 7 and 21?

Correct Answer: A) 63.

8. Check whether the following numbers are in proportion:46, 69, 69, 46

Correct Answer: B) No.

9. Find x in the direct proportion: $\frac{45}{3}=\frac{x}{10}$

Correct Answer: B) 150.

10. State if each pair of ratios forms a proportion $\frac{12}{24}\ and\ \frac{3}{4}$

Correct Answer: B) No.