Question

a% of b + b% of a is equal to

Answer 1

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Answer 2

ab/50

$a\% \: of \: b + b\% \: of \: a \\ = \frac{a}{100} \times b + \frac{b}{100} \times a \\ = \frac{ab}{100} + \frac{ab}{100} \\ = \frac{2ab}{100} \\ = \frac{ab}{50}$