CBEST Mathematics 2 — Questions and Answers
Question 1: A car travels 240 miles in 4 hours. At the same rate, how far will it travel in 7 hours?
- 360 miles
- 400 miles
- 420 miles (Correct answer)
- 480 miles
Correct answer: 420 miles
The rate is 240 ÷ 4 = 60 mph, so 60 × 7 = 420 miles.
Question 2: Which of the following is equivalent to 3/8 as a decimal?
- 0.267
- 0.375 (Correct answer)
- 0.38
- 0.425
Correct answer: 0.375
3 ÷ 8 = 0.375.
Question 3: A rectangle has a length of 12 cm and a width of 7 cm. What is its perimeter?
- 19 cm
- 38 cm (Correct answer)
- 84 cm
- 76 cm
Correct answer: 38 cm
Perimeter = 2(l + w) = 2(12 + 7) = 2(19) = 38 cm.
Question 4: If 5x − 3 = 22, what is the value of x?
- 3
- 4
- 5 (Correct answer)
- 6
Correct answer: 5
5x = 25, so x = 5.
Question 5: A store sells 3 notebooks for $4.50. How much do 8 notebooks cost?
- $10.00
- $11.00
- $12.00 (Correct answer)
- $13.50
Correct answer: $12.00
Each notebook costs $1.50, so 8 × $1.50 = $12.00.
Question 6: What is 15% of 80?
- 10
- 12 (Correct answer)
- 14
- 15
Correct answer: 12
15% of 80 = 0.15 × 80 = 12.
Question 7: Which number is a prime number?
- 27
- 33
- 41 (Correct answer)
- 49
Correct answer: 41
41 has no factors other than 1 and itself, making it prime.
CBEST Mathematics 2
A car travels 240 miles in 4 hours.
At the same rate, how far will it travel in 7 hours?