7
Answer: ASet 3: Ratios Rates Proportions (Beginner)
Explanation
PROBLEM
If x:y = 2:3 and x = 8, find y.
If x:y = 2:3 and x = 8, find y.
A.✓ Correct
12
B.
15
C.
9
D.
24
Detailed Explanation
Choice A is the best answer. x/y = 2/3. 8/y = 2/3. y = 8 times 3/2 = 12
Why others are wrong:
B: 15 is incorrect because it does not satisfy the equation.
C: 9 is incorrect because it does not satisfy the equation.
D: 24 is incorrect because it does not satisfy the equation.