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1) P, Q and R get Rs. 10800 for doing a work in 18 days. P and R get Rs. 3760 for doing the same work in 10 days, while Q and R get Rs. 6080 for doing the same work in 20 days. Find the amount received by R per day? a. Rs. 95 b. Rs. 126 c. Rs. 80 d. Rs. 200
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2) A pipe can fill a tank in 6 hours. Another pipe can empty the tank in 12 hours. If both pipes are opened simultaneously, the part of tank filled by both pipes in 1 hour is? a. 1/9 th part b. 1/6 th part c. 1/12 th part d. 1/3 rd part
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3) A tank has three taps P, Q and R. Taps P and Q can fill the tank in 1.5 and 2 hours, respectively. Tap R can empty the completely filled tank in just half hour. Tap P is opened at 8 am, tap Q is opened at 9am and tap R is opened at 10 am. At what exact time will the tank be empty? a. 12 pm b. 1.25 pm c. 12.12 pm d. 12.28 pm
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4) From P and Q, two trains start moving towards each other at the same time. Their speeds are 120 km/hr and 100 km/hr, respectively. When the two trains meet each other, one train has covered 40 km more than other train. Find the distance between P and Q? a. 180 kms b. 260 kms c. 220 kms d. 440 kms
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5) What will be the boat's speed in still water and speed of river, if the boat takes 12 hours to row 48 km upstream and 8 hours to row the same distance downstream? a. Boat = 6 km/hr; River = 4 km/hr b. Boat = 12 km/hr; River = 6 km/hr c. Boat = 5 km/hr; River = 1 km/hr d. Boat = 4 km/hr; River = 3 km/hr e. Boat = 4 km/hr; River = 3 km/hr
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6) 3 towns P, Q and R are located at the bank of a stream. Distance of Q from P and R is same. Jeet rows from P to Q and Q to P in total 10 hours. Jeet also requires 4 hours to row from P to R. If the stream flows at a consistent rate what will be the ratio of Jeet’s speed in still water and speed of stream? a. 6:7 b. 5:3 c. 5:2 d. 7:6
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7) Knowing that Vijay’s expenditure for first 3 days is Rs. 100, Rs. 125 and Rs. 85, what is his 4th day expenditure as his 4 days average expenditure Rs. 90? a. Rs. 220 b. Rs. 60 c. Rs. 50 d. Rs. 90
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8) 3 boxes have some average weight. When one box which weighs 89 kg is replaced by another box, the average weight increases by 5 kg. How much the new box weighs? a. 109 kg b. 94 kg c. 104 kg d. 84 kg
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9) 2500 children in a school had enough chocolates for 40 days. But some children never came to school and the chocolates lasted for 50 days. How many children never came to school? a. 700 b. 1000 c. 400 d. 500
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10) A tank has oxygen for 72 patients and can last for 54 hours for them. If patients reduce their oxygen consumption by 10%, then 90 patients can use this oxygen supply for how many hours? a. 24 hours b. 48 hours c. 36 hours d. 42 hours
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