Question

*Find the cube root of 970299 by estimation if the given number is a perfect cube.* 1️⃣ 109 2️⃣ 99 3️⃣ 89 4️⃣ 91​

Answer 1

Answer:

The cube of 970299 is 99.

(99)³ = 970299

Answer 2

The perfect cube of a number is that number, the resultant cube root of a number is a natural number.

GIven: 970299

cube root of 90 and 100 is,

$90^3=729000\\100^3=1000000$

970299 is more inclined towards the cube of 100. Hence eliminate 109, 89, and, 91.

Hence cube root of 970299 is 99.

option 2 is the correct answer.