probability aptitude questions
1. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the […]
1. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the […]
11. A man invested Rs. 1552 in a stock at 97 to obtain an income of Rs. 128. The dividend
6. A 6% stock yields 8%. The market value of the stock is: A. Rs. 48 B. Rs. 75 C.
1. In order to obtain an income of Rs. 650 from 10% stock at Rs. 96, one must make an
11. A man invested Rs. 1552 in a stock at 97 to obtain an income of Rs. 128. The dividend
6. A 6% stock yields 8%. The market value of the stock is: A. Rs. 48 B. Rs. 75 C.
1. In order to obtain an income of Rs. 650 from 10% stock at Rs. 96, one must make an
11. In a 300 m race A beats B by 22.5 m or 6 seconds. B’s time over the course
6. In a race of 200 m, A can beat B by 31 m and C by 18 m. In
1. In a 100 m race, A can give B 10 m and C 28 m. In the same race
11. If log 2 = 0.30103, the number of digits in 264 is: A. 18 B. 19 C. 20 D.
6. If log10 7 = a, then log10 1 is equal to: 70 A. –
1. Which of the following statements is not correct? A. log10 10 = 1 B. log (2 + 3) =
11. Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a
6. A dishonest milkman professes to sell his milk at cost price but he mixes it with water and thereby
1. A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of
11. A boatman goes 2 km against the current of the stream in 1 hour and goes 1 km along
6. A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance
1. A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream
11. One pipe can fill a tank three times as fast as another pipe. If together the two pipes can
6. Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3
1. Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes,
11. A flagstaff 17.5 m high casts a shadow of length 40.25 m. The height of the building, which casts
6. A man completes of a job in 10 days. At this rate, how many more days will it takes
1. 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day