Practice30 Create account

Which one of these numbers is a perfect cube?

Competition practiceNumber System, HCF & LCM

A1728
B1600
C2400
D3600

Step-by-Step Solution

1 2^{3} = 1728

. 1600 and 3600 are perfect squares

(4 0^{2}

and

6 0^{2}

) but not cubes, and 2400 is neither.

Answer: A) 1728

Master this topic in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Number System, HCF & LCM practice questions

More Number System, HCF & LCM practice

A number leaves remainder 4 when divided by 6. What remainder does its square leave when…What is the least number that must be added to 7231 to make it exactly divisible by 9?Rationalise the denominator of 1√7 - √5.How many three-digit numbers have all three digits odd?The digits of a two-digit number add up to 11. Reversing the digits increases the number…