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A is 5 years older than B. Three years from now, the sum of their ages will be 41 years. Find the present age of B.

Competition practiceAverages & Ages
  • A20
  • B18
  • C12
  • D15

Step-by-Step Solution

A = B + 5. (A + 3) + (B + 3) = 41 gives A + B = 35, so (B + 5) + B = 35 and B = 15 years.
Answer: D) 15

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