3x5 is divisible by 9 if the digit x is __________. Fill in the blank to make the statement true

Solution:

3x5 is divisible by 9 if the sum of all its three digits is 9 or multiple of 9.

To make 3x5 divisible x = 1. 3x5 is a three digit number and therefore x has to be a single digit. In other words x cannot be 11.

3x5 is divisible by 9 if the digit x is 1.

✦ Try This: 3x8 is divisible by 4 if the digit x is ____ or ____ or _____ or _____ .

3x8 can become divisible if the last two digits become divisible by 4. This can happen if x is 2, 4, 6, and 8.

3x8 is divisible by 4 if the digit x is 2 or 4 or 6 or 8.

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 16

NCERT Exemplar Class 8 Maths Chapter 13 Problem 20

3x5 is divisible by 9 if the digit x is __________. Fill in the blank to make the statement true.

Summary:

3x5 is divisible by 9 if the digit x is 1.

☛ Related Questions:

• The sum of a two-digit number and the number obtained by reversing the digits is always divisible by . . . .
• The difference of a two-digit number and the number obtained by reversing its digits is always divis . . . .
• The difference of three-digit number and the number obtained by putting the digits in reverse order . . . .