Advertisements
Advertisements
प्रश्न
In the following number, replace M by the smallest number to make resulting number divisible by 11: 14M75
Advertisements
उत्तर
The given number = 14M75
Sum of its digit in odd places = 1 + M + 5 = M + 6
Sum of its digit in even places = 4 + 7 = 11
11 – (M + 16) = 0
11 = M + 6
11 – 6 = M
M = 5
APPEARS IN
संबंधित प्रश्न
Write the first six multiples of: 9
Write the first six multiples of: 11
Write the first six multiples of: 18
Write the first six multiples of: 16
Without making any actual division, show that each of the following numbers is divisible by 11.
110011
Find whether the following number is divisible by 4: 678
Find whether the following number is divisible by 8: 92760
Find whether the following number is divisible by 9: 1332
Find whether the following number is divisible by 9: 53247
Find whether the following number is divisible by 6: 2010
Find whether the following number is divisible by 15: 960
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 9: 627M9
In the following number, replace M by the smallest number to make resulting number divisible by 11: 70975M
State, true or false:
If a number is divisible by 18, it is divisible by 3 and 6
Write the first five multiples of the following number:
65
State if the following number is even or odd.
50
State if the following number is even or odd.
321
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is
Write five three-digit numbers that are multiples of 2.
Draw a picture of factor tree.
18
Write down the first 5 multiples of the given number.
7
The steps on which both the cat and the mouse jump - ____________
If there are 15 tamarind seeds how many rectangles can you make?
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.
Try drawing the factor tree using other numbers also.
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.
20
