1. If the three-digit number 4 3 x is divisible by 9, what is the value of x ?

2. If the three digit number 24x is divisible by 9, the value of x is:

3. The generalised form of the number 33 is

4. The usual form of 100 × 7 + 10 × 1 + 8 is:

5. If the three-digit number x 2 7 is divisible by 9, then the value of x is

6. The number 3 × 100 + 4 × 10 + 5 in usual form is

7. The generalised form of the number 123 is

8. If the three-digit number 6 y 8 is divisible by 9, then the value of y is

9. The number 10 × 7 + 5 in usual form is

10. The generalised form of the number 52 is

11. The general form of abc is:

12. The number 5 × 100 + 7 × 10 + 9 in usual form is

13. Which of the following numbers is divisible by 5 ?

14. The number 2146587 is divisible by:

15. The number 15287 is divisible by

16. The number 10 × 2 + 7 in usual form is

17. Find the value of A in the following:

18. If the number 9 y 7 is a multiple of 3, then y =

19. If a number is divisible 9, then it is divisible by:

20. The number 100 × a + 10 × 6 + c in usual form is