Question

196 If х 25 then x equals х (A) 56 (B) 70 (C) 84 (D) 42​

Answer 1

Answer:

(B) 70

Step-by-step explanation:

x/25 = 196/x

x × x = 196×25

x² = 4900

x = √4900

x = 70

I hope it is helpful to you

Answer 2

SOLUTION

TO CHOOSE THE CORRECT OPTION

$\displaystyle\sf{ \frac{x}{25} = \frac{196}{x} }$

The value of x

(A) 56

(B) 70

(C) 84

(D) 42

EVALUATION

Here it is given that

$\displaystyle\sf{ \frac{x}{25} = \frac{196}{x} }$

$\displaystyle\sf{ \implies \: {x}^{2} = 25 \times 196 }$

$\displaystyle\sf{ \implies \: x = \sqrt{25 \times 196} }$

$\displaystyle\sf{ \implies \: x = 5 \times 14 }$

$\displaystyle\sf{ \implies \: x = 70 }$

FINAL ANSWER

Hence the correct option is (B) 70

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