Practice30Create account

A number is divisible by 4 and by 6.
Which of these is it certainly divisible by?

Class 6Divisibility RulesPlaying with Numbers
  • A8
  • B9
  • C12
  • D5

Step-by-Step Solution

A number divisible by 4 and 6 must be a multiple of the LCM of 4 and 6, which is 12. So it is certainly divisible by 12. It need not be divisible by 8, 9 or 5 (for example, 12 itself fails all three).
Answer: C) 12

Master this chapter in 30 minutes a day.

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

Practice 5 Similar Questions Free →

All Divisibility Rules practice questions

More Class 6 Divisibility Rules practice

A three-digit number 'pqp' has equal first and last digits and is divisible by 11. Using…Two three-digit numbers 245 and 581 are written one after another. For a number to be…A whole number n has the property that both n and the number formed by reversing its…The digit cards form a 4-digit number that is divisible by 11. One card is turned over…Riya's bus ticket number got smudged (?). She remembers the number was divisible by 8.…