33. Out of 30 students in a class, 14 students were taller than 5 feet. On a class picnic in an amusement park, there was a ride in which 5 persons could sit one behind the other for every ride. If the ride was permitted only for people above 5 feet, then in how many different ways can these students sit for the ride?
(1) 70 (2) 240240 (3) 2002 (4) 120 (5) None of these
34. A sum becomes Rs 1,352 in 2 years at 4% per annum compound interest. The sum is:
(1) Rs 1,225 (2) Rs 1,270 (3) Rs 1,245 (4) Rs 1,250 (5) None of these
35. A man had Rs 16,000, part of which he lent at 4% and the rest at 5% per annum simple interest. If the total interest received was Rs 700 in one year, the money lent at 4% per annum was:
(1) Rs 12,000 (2) Rs 8,000 (3) Rs 10,000 (4) Rs 6,000 (5) None of these
36. The list price of a clock is Rs 160. A customer buys it for Rs 122.40 after two successive discounts. If
the first discount is 10%, the second is:
(1) 10% (2) 12% (3) 15% (4) 18% (5) None of these
37. A manufacturer offers a 10% discount on the market price of a machine and yet makes a profit of 10%. If he gains Rs. 900 per machine, what is the market price of each machine?
(1) Rs. 9000 (2) Rs. 9900 (3) Rs. 10000 (4) Rs. 11000 (5) None of these
38. A and B can complete a piece of work in 30days, B and C in 20 days, and C and A in 15 days. If all of them work together, the time taken in completing the work will be:
(1) 10 days (2) 12 days (3) 13 days (4) 11 days (5) None of these
39. 4 – 3(2 + 1(3 – (2 + 3) + 2) + 2) + 4 =
(1) -4 (2) 0 (3) 2 (4) 8 (5) 12
40. A girl rode her bicycle from home to school, a distance of 15 miles, at an average speed of 15 miles per hour. She returned home walking, at an average speed of 5 miles per hour. What was her average speed for the round trip if she took the same route in both directions?
(1) 15 miles per hour (2) 10 miles per hour
(3) 7.5 miles per hour (4) 13 miles per hour
(5) 25 miles per hour
Answers:
33. (2)
34. (4)
35. (3)
36. (3)
37. (4)
38. (5)
39. (1)
40. (3)
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