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Question

In the following question, three statements of numbers following the some rule are given. Find the rule and accordingly find the value of the number.
If 24+35=28;15+42=24;84+57=48, then 69+37=?

A
62
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B
56
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C
38
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D
50
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Solution

The correct option is D 50
The rule is : Add up the digits on LHS and double the sum to get RHS
24+35=(2+4+3+5)×2=14×2=28
(69+37)=(6+9+3+7)×2=25×2=50

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