1. The average age of a man and his son is 35 years. The ratio of their ages is 5 : 2 respectively. What is the son's age ?

(a) 50 years

(b) 35 years

(c) 15 years

(d) 20 years

(e) None of these

2. What is the least number to be added to 1500 to make it a perfect square ?

(a) 21

(b) 35

(c) 43

(d) 59

(e) None of these

(a) 50 years

(b) 35 years

(c) 15 years

(d) 20 years

(e) None of these

2. What is the least number to be added to 1500 to make it a perfect square ?

(a) 21

(b) 35

(c) 43

(d) 59

(e) None of these

3. What should be the simple interest obtained on an amount of Rs. 6,535 at the rate of 10 percent per annum after 6 years ?

(a) Rs. 3,414

(b) Rs. 3,921

(c) Rs. 3,807

(d) Rs. 3,149

(e) None of these

4. A car covers a distance of 816 kms. in 12 hours. What is the speed of the car ?

(a) 60 kms./hr.

(b) 62 kms./hr.

(c) 64 kms./hr.

(d) Cannot be determined

(e) None of these

5. The product of two consecutive even numbers is 12768. What is the greater number ?

(a) 110

(b) 108

(c) 114

(d) 112

(e) None of these

6. 56% of a number is 1064. What is 38% of that number ?

(a) 666

(b) 722

(c) 856

(d) 912

(e) None of these

7. Rita's present age is four time her daughter's present age and two-thirds of her mother's present age. The total of the present ages of all them is 154 years. What is the difference between Rita's and her mother's present age ?

(a) 28 years

(b) 34 years

(c) 32 years

(d) Cannot be determined

(e) None of these

8. A, B and C started a business by investing Rs. 40,500, Rs. 45,000 and Rs. 60,000 respectively. After 6 months C withdrew Rs. 15,000 while A invested Rs. 45,000 more. In annual profit of Rs. 56,100, the share of C will exceed that of A by

(a) Rs. 900

(b) Rs. 1100

(c) Rs. 3000

(d) Rs. 3600

(e) Rs. 3900

9. Pipe A alone can fill a tank in 8 hours. Pipe B can fill it in 6 hours. If both pipes are opened and after two hours pipe A is closed, then the pipe B will fill the tank in

(a) 6 hours

(b) 3½ hours

(c) 4 hours

(d) 2½ hours

(e) Cannot be determined

10. In covering a certain distance, the speed of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is

(a) 1 hour

(b) 1½ hours

(c) 2 hours

(d) 2½ hours

(e) Cannot be determined

(a) Rs. 3,414

(b) Rs. 3,921

(c) Rs. 3,807

(d) Rs. 3,149

(e) None of these

4. A car covers a distance of 816 kms. in 12 hours. What is the speed of the car ?

(a) 60 kms./hr.

(b) 62 kms./hr.

(c) 64 kms./hr.

(d) Cannot be determined

(e) None of these

5. The product of two consecutive even numbers is 12768. What is the greater number ?

(a) 110

(b) 108

(c) 114

(d) 112

(e) None of these

6. 56% of a number is 1064. What is 38% of that number ?

(a) 666

(b) 722

(c) 856

(d) 912

(e) None of these

7. Rita's present age is four time her daughter's present age and two-thirds of her mother's present age. The total of the present ages of all them is 154 years. What is the difference between Rita's and her mother's present age ?

(a) 28 years

(b) 34 years

(c) 32 years

(d) Cannot be determined

(e) None of these

8. A, B and C started a business by investing Rs. 40,500, Rs. 45,000 and Rs. 60,000 respectively. After 6 months C withdrew Rs. 15,000 while A invested Rs. 45,000 more. In annual profit of Rs. 56,100, the share of C will exceed that of A by

(a) Rs. 900

(b) Rs. 1100

(c) Rs. 3000

(d) Rs. 3600

(e) Rs. 3900

9. Pipe A alone can fill a tank in 8 hours. Pipe B can fill it in 6 hours. If both pipes are opened and after two hours pipe A is closed, then the pipe B will fill the tank in

(a) 6 hours

(b) 3½ hours

(c) 4 hours

(d) 2½ hours

(e) Cannot be determined

10. In covering a certain distance, the speed of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is

(a) 1 hour

(b) 1½ hours

(c) 2 hours

(d) 2½ hours

(e) Cannot be determined