NCHMCT JEE 2021 Question Paper with solutions for online practice

Question : 112 of 200

Marks: +1, -0

Select the correct combination of mathematical signs to replace

*

signs and to balance the following equation

8 * 8 * 1 * 7=8

Solution:

Let us check all the option one by one.
From option (a)

8 × 8 ÷ 1+7=64+7=71 ≠ 8

From option (b),

8+8 ÷ 1 × 7

⇒ \;\; 8+56=64 ≠ 8

From option (c),

8 ÷ 8 × 1+7

=1 × 1+7=8=8

From option (d,)

8+8 × 1 ÷ 7

⇒ \;\; 8+\;{8}/{7}=\;{64}/{7} ≠ 8

∴

Option (c) is correct.

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