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Question

The number that is obtained after increasing 70 by 30 % is:


A
81
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B

90

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C

91

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D

101

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Solution

The correct option is C

91


We can either express the given quantity in terms of fraction or percentage.

30100×70=21

The number obtained after a 30 % increase is 70 + 21 = 91

Alternate method:

Increased value = 70 x 1.3 = 91.0


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