Q. 2

# Find all possible values of y for which the 4-digit number 64y3 is divisible by 9. Also, find the numbers.

We know that if sum of digits of a number is divisible by 9, then the number is divisible by 9.

Here,

6 + 4 + y + 3 = multiple of 9

y + 13= 0, 9, 18, …

Hence,

y + 13 = 18

y = 5

The number will be 6453.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Quiz | Who will Win the Game?41 mins
Mastering Divisibility Test42 mins
Quiz on Divisibility Test32 mins
Divisible or not41 mins
Quiz | Imp. Qs. on Playing With Numbers45 mins
Properties of Rational Numbers29 mins
Quiz | Properties of Rational Numbers41 mins
Together With | Understanding Secularism53 mins
Quiz | Imp Qs. on Properties of Rational Numbers45 mins
Extra Questions on Laws of Rational Numbers40 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses