PowerSchool Aptitude Test PowerSchool Aptitude Test: Numerical Reasoning 1 — Questions and Answers
Question 1: A school has 450 students and 30% are enrolled in Grade 6. How many students are in Grade 6?
- 135 (Correct answer)
- 150
- 120
- 140
Correct answer: 135
30% of 450 = 0.30 × 450 = 135 students.
Question 2: What is the next number in the sequence: 2, 6, 12, 20, 30, ___?
- 40
- 42 (Correct answer)
- 44
- 36
Correct answer: 42
The differences between terms are 4, 6, 8, 10, 12, so 30 + 12 = 42.
Question 3: A teacher grades 8 papers per hour. How many papers can she grade in 3.5 hours?
- 24
- 28 (Correct answer)
- 32
- 36
Correct answer: 28
8 papers/hour × 3.5 hours = 28 papers.
Question 4: A class of 24 students scored an average of 75 on a test. What was the total combined score?
- 1700
- 1800 (Correct answer)
- 1750
- 1850
Correct answer: 1800
Total score = average × number of students = 75 × 24 = 1800.
Question 5: In a class of 28 students, the ratio of boys to girls is 3:4. How many boys are in the class?
- 12 (Correct answer)
- 14
- 16
- 10
Correct answer: 12
Boys = 3/(3+4) × 28 = 3/7 × 28 = 12.
Question 6: A school's annual budget increased from $50,000 to $65,000. What is the percentage increase?
- 25%
- 30% (Correct answer)
- 20%
- 35%
Correct answer: 30%
Percentage increase = (15,000 / 50,000) × 100 = 30%.
Question 7: A student scored 18 out of 24 on a quiz. What is their percentage score?
- 70%
- 75% (Correct answer)
- 80%
- 85%
Correct answer: 75%
18 ÷ 24 × 100 = 75%.
PowerSchool Aptitude Test PowerSchool Aptitude Test: Numerical Reasoning 1
A school has 450 students and 30% are enrolled in Grade 6.
How many students are in Grade 6?