Some equations are solved on the basis of a certain system. On the same basis find out the correct answer for the unsolved equation.
If 4 + 12 = 61 ; 20 + 7 = 72 what is 23 + 34 = ?1
65
2
75
3
57
4
76
Some equations are solved on the basis of a certain system. On the same basis find out the correct answer for the unsolved equation.
If 4 + 12 = 61 ; 20 + 7 = 72 what is 23 + 34 = ?