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Question

Among the options given find the number which is divisible by 45?

  • 306990
  • 331145
  • 256987
  • 181660
Answer- A

A number, which is divisible by 3, 5, and 9, is also divisible by 45.

A number is divisible by 3 if the sum of its entire digits is divisible by 3.

A number is divisible by 9 if the sum of its entire digits is divisible by 9.

The number which ends with 0 or 5 is divisible by 5.

The number 306990 fulfills all the requirements, so the answer is 306990.