Q3. What should be the maximum value of Q in the following equation?
59P - 7Q2 + 9 R6 = 823
(a) 7
(b) 5
(c) 9
(d) 6
Q4. 5 men or 9 women can do a piece of work in 19 days. In how many days will 3 men and 6 women do it?
(a) 10 days
(b) 12 days
(c) 14 days
(d) 15 days
Q6. Out of three numbers, the first is twice the second and half of the third. If the average of three numbers is 56, the difference of first and third number is:
(a) 12
(b) 20
(c) 24
(d) 48
Q7. The average of 100 numbers was calculated as 40 but later it was found out that while calculating this average, 83 was taken in place of 53 by mistaken. Find out the correct average.
(a) 39
(b) 39.7
(c) 40.3
(d) 42.7
Q8. Walking with ¾ of his usual speed a man covers a certain distance in 2 hours more than the time he takes to cover the distance at his usual speed. The time taken by him to cover the distance with usual speed is:
(a) 9/2 hours
(b) 11/2 hours
(c) 5 hours
(d) 6 hours
Q9. A train covered a certain distance at a uniform speed. If the train had been 6 km/hr faster, it would have taken 4 hours less than the scheduled time. And, if the train were slower by 6 km/hr, the train would have taken 6 hours more than the scheduled time. The length of journey is
(a) 700 km
(b) 720 km
(c) 740 km
(d) 460 km
Q10. A boy is running at a speed of p km/hr to cover a distance of 1 km. But, due to slippery ground, his speed is reduced to q km/hr (p > q). Then he takes r hours more to cover the same distance, then
(a) 1/r = (p - q)/pq
(b) r = (p - q) /pq
(c) 1/r = (p + q)
(d) r = (p + q)
Q11. Three small pumps and a large pump are filling a tank. Each small pump works at (2/3)rd the rate of the large pump. If all four work at the same time, they should fill the tank in what fraction of the time it would have taken the large pump alone?
(a) 4/7
(b) 1/3
(c) 2/3
(d) 3/4
Q12. Six technicians working at the same rate completely work of one server in 10 h. If they start at 11:00 am and one additional technician per hour being added beginning at 5:00 pm, at what time the server will be complete?
(a) 6:40 pm
(b) 7:00 pm
(c) 7:20 pm
(d) 8:00 pm
Q13. Two men Ashwin and Brandon started a job in which Ashwin was thrice as good as Brandon and therefore took 60 days less than Brandon to finish the job. How many days will they take to finish the job, if they start working together?
(a) 15 days
(b) 20 days
(c) 22(1/2) days
(d) 25 days
Q14.The number of seats in a PVR auditorium is increased by 25%. The price of a ticket is also increased by 12%. Then the increase in revenue collection will be
(a) 40%
(b) 35%
(c) 45%
(d) 48%
Q15. A Water ship is moving at a speed of 30 km/hr. To know the depth of the ocean beneath it, it sends a radio wave which travels at a speed 200 m/s. The ship receives the signal after it has moved 500 m. The depth of the ocean is (approx..)
(a)6 km
(b) 12 km
(c) 4 km
(d) 8 km
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