Question

if 42% of a number N is 8.4, what is the value of N?

Answer 1

Given that 42% of N = 8.4

N = $8.4 \times \frac{100}{42}$

N = $\frac {84}{10} \times \frac{100}{42}$

N = $2 \times 10$

$\sf\green{N \ = \ 20}$

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Answer 2

The answer is 2

GIVEN

42% of a number = 8.4

TO FIND

Value of N

SOLUTION

The above problem can be simply solved as follows;

According to the question;

42% of N = 8.4

(42/100) × N = 8.4

0.42N = 8.4

N = 8.4/4.2

= 2

Hence, The answer is 2

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