If the cost of sugar is increased by $20 %$ , then by what percent the family should reduce its consumption for maintaining same expenditure?

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Solution

Reduction in consumption (%)
$= (\frac{20}{100 + 20} \times 100)$ %
$= (\frac{20}{120} \times 100)$ % $= 16.67$ %

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If the cost of sugar is increased by 20%, then by what percent the family should reduce its consumption for maintaining same expenditure?

Reduction in consumption (%)=(20100+20×100)%=(20120×100)%=16.67%

If the cost of sugar is increased by $20 %$ , then by what percent the family should reduce its consumption for maintaining same expenditure?

Reduction in consumption (%)
$= (\frac{20}{100 + 20} \times 100)$ %
$= (\frac{20}{120} \times 100)$ % $= 16.67$ %