When Rashi ordered pizza and coke,the bill had the digits A and B not visible clearly.
Pizza A 1 2 Coke + 3 1 B 5 2 5
From the given information,
A =
B =
In the tens place, the numbers being added are 1 and 1. The sum given in the tens place is 2, which means there is no carry over throughout the summation.
A + 3 = 5 i.e A = 5 - 3 = 2 and
2 + B = 5 i.e B = 5 - 2 = 3
Pizza 212Coke + 313 525