Question

Q20 Find the value of A and B
2 A 3
+ 3 26
5 B 9
OR
If the number 9y7 is a multiple of 3, where y is a digit. Find the value of y-
​

Answer 1

Step-by-step explanation:

any number whose sum of their integer is divided by 3 then the number is also divided by 3.

So,

9+y+7=16+y

put any value of y and get the sum which is divided by 3.

16+2=18

16+5=21

Y=2,5,8,11,14......

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