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Answer: ASet 3: Ratios Rates Proportions (Beginner)
Explanation
PROBLEM
Solve: 7/7 = 28/x. Find x.
Solve: 7/7 = 28/x. Find x.
A.✓ Correct
28
B.
26
C.
14
D.
56
Detailed Explanation
Choice A is the best answer. Cross multiply: 7x = 7 times 28 = 196. x = 28
Why others are wrong:
B: 26 is incorrect because it does not satisfy the equation.
C: 14 is incorrect because it does not satisfy the equation.
D: 56 is incorrect because it does not satisfy the equation.