1.

Find the square root of 24025.1. 1452. 1553. 1654. 1735. None of these.

Answer» Correct Answer - Option 2 : 155

Concept used:-

Trick to find square root of a number.

Method and Calculation:-

 • Find the unit digit of square root by looking at unit digit of given number.

For ✓24025, unit digit must be 5

 • Find other two digits by looking at number formed by first 3 digit.

225 < 240 < 256 (225 and 256 are squares of 15 and 16, so remaining part of square root will be 15.

Hence, ✓24025 = 155



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