Question

"Question 10 Find the values of the letters in the following and give reasons for the steps involved.

1 2 A
+ 6 A B
__________
A 0 9
__________

Class 8 Playing with Numbers Page 256"

Answer 1

Numbers can be written in general form. Hence, a two digit number ab will be written as ab = 10a + b.

The general form of numbers is helpful in solving puzzles or number games.

Rules to be followed while solving the puzzles:. Each letter in the puzzle must stand for just one digit. Each digit must be represented by just one letter. 2. The first digit of a number cannot be zero.

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Solution

  Put A = 8 & B = 1, we get

8 + 1 = 9

Now again we add 2 + 8 = 10

Tens place digit is ‘0’ and carry over 1.

Now 1 + 6 + 1 = 8 = A

Hence, A = 8 and B = 1

   1 2  A
+ 6 A B
__________
   A 0 9
__________


  1 2 8
+ 6 81
__________
   8 0 9
__________

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Hope this will help you

Answer 2

Answer:

this answer Is wrong you are fake this answer