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​x% of 12.8 = 38.4. Find the value of x.​
Question

x% of 12.8 = 38.4. Find the value of x.

A.

0.3

B.

300

C.

305

D.

3

Correct option is B

Given:

x% of 12.8 = 38.4

Solution:

x% of 12.8 = 38.4

x100\frac{x}{100}×\times12.8 = 38.4

x100\frac{x}{100}×\times0.8 = 2.4

x = 3×\times100

x = 300 

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