The price of wheat falls by 16% By what percentage a person can increase the consumption of wheat so that his overall budget does not change?

16%

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18%

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18.5%

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19%

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Solution

The correct option is C 19%
Increase consumption= $[\frac{R}{100 - R} \times 100]$ %
$\Rightarrow \frac{16}{100 - 16} \times 100$
$\Rightarrow \frac{16}{84} \times 100$
$\Rightarrow \frac{400}{21}$ %
$\Rightarrow 19.04 = 19$ %

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The price of wheat falls by 16% By what percentage a person can increase the consumption of wheat so that his overall budget does not change?

The correct option is C 19%Increase consumption=[R100−R×100]%⇒16100−16×100⇒1684×100⇒40021%⇒19.04=19%

The correct option is C 19%
Increase consumption= $[\frac{R}{100 - R} \times 100]$ %
$\Rightarrow \frac{16}{100 - 16} \times 100$
$\Rightarrow \frac{16}{84} \times 100$
$\Rightarrow \frac{400}{21}$ %
$\Rightarrow 19.04 = 19$ %