NIMCET 2011 Question Paper with solutions

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Question : 78 of 120

Marks: +1, -0

Correct the following equation by inter-changing two signs.

3-9 × 27+9 ÷ 3=3

+ and -
× and +
× and ÷
× and -

Solution:

Given equation,

3-9 × 27+9 ÷ 3=3

From option (d), interchanging the signs

3 × 9-27+9 ÷ 3=3

⇒ 27-27+3=3

⇒

3=3

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