Advertisements
Advertisements
Question
In the following number, replace M by the smallest number to make resulting number divisible by 3: 46M46
Advertisements
Solution
The given number = 46M46
Sum of its digits = 4 + 6 + 4 + 6 = 20
The number next to 20 which is divisible by 3 is 21
Required smallest number = 21 – 20 = 1
APPEARS IN
RELATED QUESTIONS
Write the first six multiples of: 9
Write the first six multiples of: 11
Write the first six multiples of: 16
Find whether the following number is divisible by 2: 649
Find whether the following number is divisible by 4: 678
Find whether the following number is divisible by 9: 53247
Find whether the following number is divisible by 6: 33278
Find whether the following number is divisible by 5: 66666
Find whether the following number is divisible by 10: 0
In the following number, replace M by the smallest number to make resulting number divisible by 3: 27M53
In the following number, replace M by the smallest number to make resulting number divisible by 11: 3M422
Write down the factors of 20.
Write the first five multiples of the following number:
70
State if the following number is even or odd.
32
State if the following number is even or odd.
253
Write the factors of the following number.
7
Write the factors of the following number.
25
Factors of 6
Write down the factors of the given number.
16
Draw a picture of factor tree.
33
Write down the first 5 multiples of the given number.
11
Complete the multiplication chart given here.
Look at the green boxes in the chart. These show how we can get 12 by multiplying different numbers.
12 = 4 × 3, so 12 is a multiple of both 4 and 3. 12 is also a multiple of 6 and 2, as well as 12 and 1. We say 1, 2, 3, 4, 6, 12 are factors of 12.
Manoj had made a new house. He wants to lay tiles on the floor. The size of the room is 9 feet × 12 feet. In the market, there are three kinds of square tiles: 1 foot × 1 foot, 2 feet × 2 feet and 3 feet × 3 feet. Which size of tile should he buy for his room, so that he can lay it without cutting?
Write all the factors of the following number.
21
Write all the factors of the following number.
18
Write all the factors of the following number.
23
Write all the factors of the following number.
36
What is a factor of a number?
