If 25% of x is 100, then x =

(a) 100
(b) 200
(c) 300
(d) 400

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Solution

$25 % of x = 100 \Rightarrow \frac{25}{100} \times x = 100 \Rightarrow \frac{x}{4} = 100 \Rightarrow \frac{4 \times x}{4} = 4 \times 100 \Rightarrow x = 400$

Hence, the correct option is (d).

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If 25% of x is 100, then x = (a) 100 (b) 200 (c) 300 (d) 400

25% of x=100⇒25100×x=100⇒x4=100⇒4×x4=4×100⇒x=400 Hence, the correct option is (d).

If 25% of x is 100, then x =

(a) 100
(b) 200
(c) 300
(d) 400

$25 % of x = 100 \Rightarrow \frac{25}{100} \times x = 100 \Rightarrow \frac{x}{4} = 100 \Rightarrow \frac{4 \times x}{4} = 4 \times 100 \Rightarrow x = 400$

Hence, the correct option is (d).