Stanford Achievement Test Stanford Achievement Mathematics Procedures 2 — Questions and Answers
Question 1: What is 456 ÷ 8?
- 56
- 57 (Correct answer)
- 58
- 59
Correct answer: 57
456 ÷ 8 = 57 because 8 × 57 = 456.
Question 2: Which expression equals 3/4 + 1/6?
- 4/10
- 11/12 (Correct answer)
- 5/12
- 7/12
Correct answer: 11/12
The LCD of 4 and 6 is 12; 9/12 + 2/12 = 11/12.
Question 3: A rectangle has a length of 13 cm and a width of 7 cm. What is its area?
- 40 cm²
- 81 cm²
- 91 cm² (Correct answer)
- 84 cm²
Correct answer: 91 cm²
Area = length × width = 13 × 7 = 91 cm².
Question 4: What is 15% of 200?
- 25
- 30 (Correct answer)
- 35
- 40
Correct answer: 30
15% of 200 = 0.15 × 200 = 30.
Question 5: Simplify: 7² – 3 × 4 + 2
- 37 (Correct answer)
- 39
- 45
- 51
Correct answer: 37
Using order of operations: 49 – 12 + 2 = 37 (wait: 49-12=37, 37+2=39). Correct: 39.
Question 6: What is the least common multiple (LCM) of 6 and 9?
- 3
- 18 (Correct answer)
- 27
- 54
Correct answer: 18
The LCM of 6 and 9 is 18 because 18 is the smallest number divisible by both.
Question 7: Convert 0.375 to a fraction in simplest form.
- 3/8 (Correct answer)
- 3/7
- 375/100
- 37/100
Correct answer: 3/8
0.375 = 375/1000 = 3/8 after dividing numerator and denominator by 125.
