Advertisements
Advertisements
Question
756x is a multiple of 11, find the value of x.
Advertisements
Solution
We are given that,
756x is a multiple of 11.
Then, we have to find the value of x.
Since, 756x is divisible by 11, then (7 + 6) – (5 + x) is a multiple of 11,
i.e. 8 – x = 0, 11, 22,...
⇒ 8 – x = 0
⇒ x = 8
APPEARS IN
RELATED QUESTIONS
Which of the following statement is true?
A number is divisible by 18, if it is divisible by both 3 and 6.
Which of the following statement is true?
If a number exactly divides the sum of two numbers, it must exactly divide the numbers separately.
Which of the following statement is true?
The sum of two consecutive odd numbers is always divisible by 4.
Do you remember magic triangles? Come now, let s make some magic squares.
- Fill this square using all the numbers from 21 to 29.
Rule: The total of each side is 75.
Look at the patterns of numbers in hexagons.
Each side has 2 circles and 1 box.
- Look at the number 65 in the box. Which are the circles next to it?
- Can you see how the rule works?
Are they equal?
Now, look at this —
Check if it is true or not.
Now you try and change these numbers into special numbers —
132
The difference of three-digit number and the number obtained by putting the digits in reverse order is always divisible by 9 and ______.
Fill in the blank space in the same way.
