Q. The age of a father is three times that of his son. After 5 years to double of father's age will be five times of the age of the son. The present age of the son. The present age of father and son is -
1) 30 years, 10 years
2) 45 years, 15 years
3) 36 years, 12 years
4) 42 years, 14 years
Q. The purchase price of 20 horses is equal to the sale price of 16 horses. The percentage of benefit is -
1) 16%
2) 20%
3) 25%
4) 30%
Q. In how many years Rs. 6,000 will become Rs. 6,945.75 at the rate to 5% compound interest?
1) 2 years
2) 3 years
3) 3.5 years
4) 2.5 years
Q. The population of a city 4 years earlier was 83521. If the present population of the city is 104976, the percentage of annual growth in the population is -
1) 3.66%
2) 4.72%
3) 5.38%
4) 5.88%
Q. The ages of 8 family members in years are 2, 5, 8, 11, 31, 35, 55, 59. The median of the ages is -
1) 21 years
2) 31 years
3) 11 years
4) 8 years
Q. If LCM of 15, 25, 30, x is 300, the minimum value is x is -
1) 20
2) 12
3) 4
4) 1
Q. There are three consecutive positive integers such that the sum of square of first and the other two is 154. The the largest number is -
1) 8
2) 9
3) 10
4) 11
Q. Ritu can row downstream 20 km in 2 hours and upstream 4 km in 2 hours. The speed of the current in km/hour is -
1) 2
2) 4
3) 6
4) 8
Q. The perimeter of rectangular field is 52 m. If the length of the field is 2 m more than thrice the breadth, than what is the breadth of the field?
1) 6.25 m
2) 6 m
3) 12 m
4) 10 m
Q. The sum of the two digits of a two digit number is 12 and the difference between the two digits of the two digit number 6. What is the two-digit number?
1) 39
2) 84
3) 93
4) None of these
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