Question

"Question 3 Find the values of the letter in the following and give reasons for the steps involved.

1 A
x A
__________
9 A
__________

Class 8 Playing with Numbers Page 255"

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.

==========================================================

Solution

 Put A = 1, 2, 3, 4, 5, 6, 7 and so on and we get,

A x A = 6 x 6 = 36 in which ones place is 6.

 A = 6

Hence, A = 6

1 A
x A
__________
9 A 
__________


1 6
x 6
__________
9 6 
__________

==========================================================

Hope this will help you..

Answer 2

Hlo Every one this is the answer