HARD
8th CBSE
IMPORTANT
Earn 100

What is the least number that should be subtracted from 1385 to get a perfect square? Also find the square root of the perfect square.

Important Questions on Square-Square Root and Cube-Cube Root

HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 106
What is the least number that should be added to 6200 to make it a perfect square?
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 107
Find the least number of four digits that is a perfect square.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 108
Find the greatest number of three digits that is a perfect square.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 109
Find the least square number which is exactly divisible by 3, 4, 5, 6 and 8.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 110
Find the length of the side of a square if the length of its diagonal is 10 cm.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 111
A decimal number is multiplied by itself. If the product is 51.84, find the number.
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 112
Find the decimal fraction which when multiplied by itself gives 84.64.
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 3 - Square-Square Root and Cube-Cube Root>Exercise>Q 113
A farmer wants to plough his square field of side 150 m. How much area will he have to plough?