Question

Answer:
19.
1. If 40% of a number is 20, then 25% of that number will be ...?
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Answer 1

Step-by-step explanation:

Let the required number be x.

40% of x=20

=50.

Second Case

25% of 50=12.5

Therefore the answer to your question is 12.5%.

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Answer 2

$\huge{\underline{\underline{\boxed{\sf{\purple{Answer࿐}}}}}}$

Let the number be x

Given,

$\sf \frac{40}{100} ×x=20\\ \\ \sf \implies \: x= \frac{100 \times 20}{40} \\ \\\sf \implies \: x=50 \\ \\ \bf also \: given \\ \\ \sf \implies \frac{25}{100} ×50= \red{12.5}$

Thus the number is 12.5.