Question

1. 40% of a certain sum is 120. Find the sum
(A) 600
(B) 7300
(C) 500
(D) 1000​

Answer 1

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Let the sum be x

$= > \frac{40}{100} \times x = 120$

$= > \frac{2}{5}x = 120$

$= > 2x = 120 \times 5$

$= > x = \frac{120 \times 5}{2}$

$= > x = 60 \times 5$

$= > 300$

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