Advertisements
Advertisements
Question
Without performing actual addition and division write the quotient when the sum of 69 and 96 is divided by
(i) 11
(ii) 15
Advertisements
Solution
(i) Clearly, 69 and 96 are two numbers such that one can be obtained be reversing the digits of the other. Therefore, when the sum of 69 and 96 is divided by 11, we get 15 (sum of the digits) as quotient.
(ii) Clearly, 69 and 96 are two numbers such that one can be obtained be reversing the digits of the other. Therefore, when the sum of 69 and 96 is divided by 15 (sum of the digits), we obtain 11 as quotient.
APPEARS IN
RELATED QUESTIONS
Given an example of a number which is divisible by 2 but not by 4.
Which of the following statement is true?
If a number is divisible by 8, it must be divisible by 4.
Which of the following statement is true?
The sum of two consecutive odd numbers is always divisible by 4.
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?
Use the same rule to fill the hexagons below.
Now you also make your own magic hexagons.
Fill in the blank space in the same way.
If the digit 1 is placed after a 2-digit number whose tens is t and ones digit is u, the new number is ______.
If AB × 4 = 192, then A + B = 7.
If N ÷ 5 leaves remainder 3 and N ÷ 2 leaves remainder 0, then N ÷ 10 leaves remainder 4.
Find the least value that must be given to number a so that the number 91876a2 is divisible by 8.
