Loading [MathJax]/jax/output/CommonHTML/jax.js

CBSE Questions for Class 8 Maths Cubes And Cube Roots Quiz 8 - MCQExams.com

State whether the statements are true (T) or false (F):
The cube of 0.4 is 0.064.
  • True
  • False
State whether the statements are true (T) or false (F).
A number having 7 at its units digit will have 3 at the units place of its cube.
  • True
  • False
State whether the statements are true (T) or false (F).
Square of a number is positive, so the cube of that number will also be positive.
  • True
  • False
State whether the statements are true (T) or false (F).
363 × 81 is a perfect cube.
  • True
  • False
State whether the statements are true (T) or false (F).
Each prime factor appears 3 times in its cube.
  • True
  • False
State whether the statements are true (T) or false (F).
Cube roots of 8 are +2 and 2.
  • True
  • False
State whether the statements are true (T) or false (F).
Cube of an odd number is even.
  • True
  • False
State whether the statements are true (T) or false (F).
999 is a perfect cube.
  • True
  • False
State whether the statements are true (T) or false (F).
Cube of an even number is even.
  • True
  • False
State whether the statements are true (T) or false (F).
38+27=38+327
  • True
  • False
State whether the statements are true (T) or false (F).
Cube of an odd number is odd.
  • True
  • False
Cube of (12) is:
  • 18
  • 116
  • 18
  • 116
What is the sum of six consecutive odd numbers to form 216?
  • 31+33+35+17+39+41
  • 31+33+35+19+39+41
  • 31+33+35+27+39+41
  • 31+33+35+37+39+41
The cube of a number is 8 times the cube of another number. If the sum of the cubes of numbers is 243, then what is the difference of the numbers?
  • 3
  • 4
  • 6
  • -6
What is the sum of 4 consecutive odd numbers to form 64?
  • 13+15+27+19=64
  • 13+15+17+19=64
  • 13+5+17+19=64
  • 3+15+17+19=64
The product 864×n is a perfect cube. What is the smallest possible value of n ?
  • 2
  • 1
  • 4
  • 3
Let cos (α+β)=45 and let sin (αβ)=513, where 0α,βπ4, then tan 2α= 
  • 5633
  • 1912
  • 207
  • 2516
If a number x ends with a prime number, then 3x cannot end with the digit
  • 6
  • 3
  • 7
  • 8
If cube of a number is done what will be at unit palced 
  • 5
  • 7
  • From 0 to 9 any one
  • 4
0:0:2


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Class 8 Maths Quiz Questions and Answers