Q. Anil after travelling 6 km towards East from his house realized that he has travelled in wrong direction. He turned back and travelled 12 km towards West, then turned right and travelled 8 km to reach his office. The straight distance of his office from his house is -
1) 12 km
2) 14 km
3) 10 km
4) 20 km
Q. The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is-
1) 70 km/ hr.
2) 75 km/ hr.
3) 84 km/ hr.
4) 87.5 km/ hr.
Q. A is twice as good a workman as B and together they finish a work in 18 days. In how many days A alone will finish the work?
1) 31 days
2) 25 days
3) 27 days
4) 29 days
Q. The mean of the ages of father and his son is 27 years. After 18 years father will be twice as old as his son. Their respective present ages are -
1) 42,12
2) 40,14
3) 30, 24
4) 36,18
Q. Raman borrows Rs. 12,000, for 3 years at 10.5% per annum simple interest; while Rahul borrows the same amount for the same period at 10% compounded annually. Who pays more and by how much ?
1) Raman, Rs. 132
2) Raman, Rs. 145
3) Rahul, Rs. 158
4) Rahul, Rs. 192
Q. A man has some hens and cows. If the number of their heads be 48 and the number of feet equal to 140, then the number of hens is -
1) 24
2) 25
3) 26
4) 27
Q. The average age of a class of 22 students is 21 years. The average age increases by 1 year when the teacher's age is also included. What is the age of the teacher ?
1) 48 years
2) 45 years
3) 43 years
4) 44 years
Q. If 0.75 : X :: 5 : 8, then value of X is -
1) 1.12
2) 1.20
3) 1.25
4) 1.30
Q. If 20% of a = b, then b% of 20 is the same as -
1) 4% of a
2) 5% of a
3) 20% of a
4) 25% of a
Q. The average of four positive integers is 73.5. The highest integer is 108 and the lowest integer is 29. The difference between the remaining two integer is 15. Which of the following is the smaller of the remaining two integers?
1) 80
2) 86
3) 73
4) None of these
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