Ana is 2 times as old as Bia. In 5 years the sum of their ages will be 43. How old is Bia now?

Answer and explanation

Correct answer: D. 11

  1. Step 1: Let Bia be b years old; Ana is 2b.
  2. Step 2: 2b + b + 2 x 5 = 43, so 3b = 33 and b = 11.
Answer
11.

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