Question

52. Some equations are solved on the basis of a certain
system. On the same basis find out the correct answer
from amongst the four alternatives for the unsolved
equation
7 + 2 = 57, 6 + 3 = 63,5 + 4 =?
(a) 89
(b) 64
(c) 69
(d) 139​

Answer 1

Answer:

7 + 2 = 57, 6 + 3 = 63,5 + 4 =?

69

Answer 2

Answer:

7+2=57, 6+3=63, 5+4=?

69