Question

Q27) Find the values of the letters
(0)
A 1
+ 1 B
B 0​

Answer 1

Given :  A 1

+   1  B

_______

   B  0

To Find : values of the letters

Solution:

   A 1

+   1  B

_______

   B  0

1 + B = 0

=> 1 + 9 = 10

Hence B = 9  and 1 is carry over

   1

   A 1

+   1  9

_______

   9  0

1 + A + 1 =  9

=> A = 7

   1

    7  1

+   1  9

_______

   9  0

A = 7

B = 2

Learn More:

Each letters in the picture below,  represents single digit

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