Question

Find out cube of 37?
1. 103823
2. 50653
3. 11133
4. 19683

Answer 1

Correct Answer - Option 2 : 50653

Given:

The given number = 37

Concept:

Calculation skills trick

Calculation:

Step(1):

Write down the cube of each of the digits in three digit format i.e. 3³ = 27 and 7³ = 343

The number obtained after this step is 27343.

Step(2):

Now multiply all the digit of the given number with themselves i.e. (3 × 7) = 21

Step(3):

Multiply the result obtained in Step(2) by the power 3 i.e. (21 × 3) = 63

Step(4):

Now multiply the result obtained in Step(3) with the given number i.e. (37 × 63) = 2331

Step(5):

Add the number obtained in Step(1) with the number obtained in Step(4) keeping the unit place empty i.e.

2 7 3 4 3

2 3 3 1 _

5 0 6 5 3

∴ Cube of 37 = 50653