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A spends 80% of her income. When her inc...

A spends 80% of her income. When her income is increased by 30%, she increases her expenditure by 30%. By what percentage are her savings increased or decreased?

A

Decrease of 30%

B

Increase of 50%

C

Decrease of 50%

D

Increase of 30%

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The correct Answer is:
D
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