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Question

Solve the following using suitable property.

81×(3)+81×4

A
567
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B
81
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C
566
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D
162
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Solution

The correct option is B 81
Distributive property of integers under multiplication states that for any three integers a, b and c: ​

a × (b + c) = a × b + a × c ​

So, 81 × (-3) + 81 × 4 ​

= 81 × (-3 + 4) ​

= 81 × 1 ​

= 81 ​



Answer: (B) 81

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