• Rs.5000
• Rs.6000
• Rs.7000
• Rs.8000
• Rs.5500
• #### 2.  A water tank is (3/5)th full. Pipe A can fill the tank in 10 minutes and pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?

• 6 minutes to empty
• 6 minutes to fill
• 9 minutes to empty
• 9 minutes to fill
• None of these
• #### 3.  P and Q do a work in 21 days. Q and R do that work in 35 days, whereas R and P complete the same work in 28 days. In how many days P alone can complete the work?

• 840/23
• 840/21
• 830/19
• 810/18
• None of these
• #### 4.  Two workers A and B are engaged to do a work. A working alone takes 8 hours more to complete the job than if both worked together. If B worked alone, he would need $$4\frac{1}{2}$$ hours more to complete the job than they both working together. What time would they take to do the work together?

• 4 hours
• 5 hours
• 6 hours
• 7 hours
• None of these
• #### 5.  A cistern is provided with two pipes A and B. A can fill a cistern in 20 minutes and B can empty it in 24 minutes. If A and B pipes are opened on alternate minutes starting with pipe A, find in how many hours, the cistern shall be full?

• 4 hours 49 min.
• 3 hours 49 min.
• 3 hours 18 min.
• None of these
• Can’t be determined

• 3/2 hours
• 2/3 hours
• 2 hours
• 5/3 hours
• 3 hours

• 4 : 1
• 1 : 4
• 3 : 4
• 2 : 1
• 1 : 2

• 11:30 a.m.
• 12 noon
• 12:30 p.m.
• 1 p.m.
• 2 p.m.

• 24 days
• 27 days
• 25 days
• 28 days
• 32 days
• #### 10.  Which pair among the following will be able to finish fencing the wall in the least time?

• Raju and Shiv
• Shiv and Vineet
• Raju and Vineet
• Either (2) or (3)
• None of these
• #### 11.  Alok can mow the garden in 10 days, Bikram in 15 days and Dilip in 20 days. How soon the garden be mown if Alok is assisted by Bikram on one day and by Dilip on the next day alternately?

• 8$$\frac{6}{{19}}$$ days
• 6$$\frac{6}{{19}}$$ days
• 6$$\frac{3}{{10}}$$ days
• 5$$\frac{6}{{19}}$$ days
• 7$$\frac{6}{{19}}$$ days
• #### 12.  If 3 men with 4 boys can earn Rs. 2100 in 7 days, and 11 men with 13 boys can earn Rs. 8300 in 8 days, in what time will 7 men with 9 boys earn Rs. 11000?

• 8 days
• 12 days
• 16 days
• 18 Days
• None of these
• #### 13.  Two taps A and B can fill a bath tub in 15 minutes and 20 minutes respectively. If the drain valve is open they can together fill in 24 minutes. Find the time in which drain can empty the tub.

• 5 minutes
• 6 minutes
• 6.5 minutes
• 9 minutes
• 13.33 minutes
• #### 14.  If two pipes P and Q are such that, they can fill a large tub in 6 and 18 minutes respectively. They are opened on alternate minutes. Find in how many minutes, the tub shall be full?

• 6 min.
• 10 min.
• 18 min.
• 24 min.
• None of the above

• 12 hours
• 8 hours
• 15 hours
• 9 hours
• 13 hours
• #### 16.  A cistern can be filled with water by a pipe in 6 hours and it can be emptied by the second pipe in 4 hours. If both pipes are opened when the cistern is full, the time in which it would be empty is :

• 10 hours
• 12 hours
• 14 hours
• 16 hours
• None of these

• 8 days
• 8.1 days
• 10 days
• 9 days
• 9.4 days

• 3.8 days
• 3.33 days
• 2.22 days
• 4.3 days
• 4.67 days
• #### 19.  How many liters does the tank hold which has a leak in the bottom that can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 6 liters a minute. When the tank is full, the inlet is opened and due to the leak, the tank is emptied in 10 hours.

• 5580
• 5960
• 6290
• 5640
• None of these

• 70 hours
• 60 hours
• 30 hours
• 40 hours
• 50 hours
• #### 21.  If 80 lamps can be lighted 5 hours per day for 10 days for Rs. 21.25, then the number of lamps which can be lighted 4 hours daily for 30 days for Rs. 76.50, is:

• 190
• 120
• 140
• 130
• None of these
• #### 22.  ‘A’ can complete a piece of work in 20 days. ‘A’ and ‘B’ together can complete the same piece of work in 16 days. How many days are required by ‘B’ alone to complete the same piece of work?

• 56 days
• 80 days
• 40 days
• 64 days
• None of these
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