Find A, B and C [3 MARKS] 4 A+ 9 8 C B 3
Concept: 1 Mark Application: 2 Marks The value of A has to be 5 so that last digit of the sum is 3. Hence the number obtained after addition is 45 + 98 = 143. C = 1, B = 4 and A = 5.
Find A and B. [3 MARKS] 2 A B+ A B 1 B 1 8
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
Marks obtained by 40 students in a short assessment are given below. Find ‘a’ & ‘b’
mean = 7.2