Find A and B. [3 MARKS] 2 A B+ A B 1 B 1 8
Concept: 1 Mark Application: 2 Marks B + 1 = 8. B = 7. The last digit of B + A = 1. Hence A = 4 such that 7+ 4 = 11. Hence A = 4, B = 7.
Find A, B and C [3 MARKS] 4 A+ 9 8 C B 3
Find the digits A and B. [3 MARKS] B A× B 3 5 7 A
Find the values of the letters [3 MARKS] A B× 6 B B B