aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • LCM and HCF (MTSE)
  • By what smallest number must * in 23*54 be replaced to ma...
Multiple choice

By what smallest number must * in 23*54 be replaced to make it divisible by 9?

  1. 6

  2. 4

  3. 3

  4. 1

  5. -

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the correct answer. A number is divisible by 9 when the sum of the digits is divisible by 9. 

Keep practicing — related questions

  • What would be the least number to be added to the number 51234 to make it divisible by 9?
  • The smallest number, which when added to 214984 makes the number divisible by 3 is?
  • Replace * by the smallest number in 27*4 to make it divisible by 3
  • Find the smallest number which becomes exactly divisible by 23, 29 and 21 when 5000 is subtracted from it.
  • What least number must be added to 1056 to get a number exactly divisible by 23 ?
  • Find the smallest number which when decreased by 9 becomes exactly divisible by 30, 32 and 42.
  • The average marks of 22 students in section A of class 9 are 52, that of 23 students of section B are 50 an...
  • Find the smallest number which can be exactly divided by the numbers 18, 24 & 48.
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Numbers and Divisibility (215 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy