Question

9. A certain sum amounts to Rs.4205.55 at
2
yearly. The sum is:
(a) Rs.3000 (b) Rs.3500
(c) Rs.2700 (d) Rs.3200​

Answer 1

Q: 13 and 31 is a strange pair of numbers such that their squares 169 and 961 are also mirror images of each other. can you find two other such pairs ?

(i) Mirror Image of 12 is 21

(b)

Square of 12 = 144

And, Square of 21 = 441

Their squares 144 and 441 is also mirror images of each other.

(ii) Mirror image of 112 is 211

Square of 112 = 12544

And, Square of 221 = 44521

( .°. There are many numbers which has mirror images and their squares has also mirror images. )