Which Number Cube root in 21952? FIND and solve A.28 B.38 C.29 D. 24
First search for end digits. End digit in question is 2. And only cube root of 8 will give us end digit of 2.
So, lets operate for 28 and 38. Taking round offs for 28 as 30 and 38 as 40 .
30^3 is 27000 more than our answer as 28 is less than 30. So 28 is our answer.