Extra Set

Grade 6 · Unit 4 · MIA · Version A · 43C6

Mixed set · Unit 4

Name ________________

Date ________________

Period ________________

1.
A bus travels 45 miles in 5 hours. What is the constant speed in miles per hour?
Answer. 9 mph
45 ÷ 5 = 9 miles per hour.
2.
A pack of 10 markers costs $22.6. What is the unit price per marker?
Answer. $2.26
$22.6 ÷ 10 = $2.26 per marker.
3.
What is 40% of 200?
Answer. 80
40100 × 200 = 80.
4.
8 out of 75 students finished early. What percent is that?
Answer. 10.67%
875 = 10.67%.
5.
A bus travels 30 miles in 3 hours. What is the constant speed in miles per hour? Then Owen needs 2 of that amount. What is the total they need?
Answer. 20 mph
30 ÷ 3 = 10 miles per hour. Then multiply by 2: 20 mph.
6.
A pack of 6 markers costs $8.82. Owen needs 24 markers. How much will that cost at the same unit price?
Answer. $35.28
Unit price $1.47. 4 packs: $8.82 × 4 = $35.28.
7.
Sam got 50% of the 80 points on a quiz, then a bonus of 4 points. What is Sam’s total score?
Answer. 44
50% of 80 = 40. Then 40 + 4 = 44.
8.
25 out of 50 students finished early. What percent is that? Write a complete answer — Theo will compare with a partner.
Answer. 50%
2550 = 50%.
9.
A bus travels 105 miles in 4 hours. What is the constant speed in miles per hour? Then Elena needs 2 of that amount. What is the total they need?
Answer. 52.5 mph
105 ÷ 4 = 26.25 miles per hour. Then multiply by 2: 52.5 mph.
10.
A pack of 5 markers costs $6.95. Elena needs 15 markers. How much will that cost at the same unit price?
Answer. $20.85
Unit price $1.39. 3 packs: $6.95 × 3 = $20.85.
11.
Think
Ava computed 20% of 80 as 20 × 80 = 1600. What is the actual value?
Answer. 16
20% means 20100: 20100 × 80 = 16.
12.
Think
Mei tried this problem:
18 out of 40 students finished early. What percent is that?
Mei wrote 46%. That is not correct. What is the right answer?
Answer. 45%
Mei’s answer 46% is off. 1840 = 45%.

Original extra practice. Keys are computed from the items, not guessed.

MIA · Mixed set · Unit 4