Instructions

What will come in place of question mark (?) in the following questions:

Question 103

$$25\cdot05\times123\cdot95+388\cdot999\times15\cdot001=?$$

Solution

Here we are approximating 25.05~25, 123.95~124, 388.99~389, 15.001~15.

The question can be rewritten as,

25*123+388*15=8935
Hence the correct option is 8935.

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