21. 

Which of the following number is divisible by 24 ?

A. 35718
B. 63810
C. 537804
D. 3125736

22. 

753 x 753 + 247 x 247 - 753 x 247 = ?
753 x 753 x 753 + 247 x 247 x 247

A.
1
1000
B.
1
506
C.
253
500
D. None of these

23. 

If the number 481 * 673 is completely divisible by 9, then the smallest whole number in place of * will be:

A. 2
B.

5

C.

6

D.

7


24. 

(?) + 3699 + 1985 - 2047 = 31111

A. 34748
B. 27474
C. 30154
D. 27574

25. 

The difference between the local value and the face value of 7 in the numeral 32675149 is

A. 75142
B. 64851
C. 5149
D. 69993