1). A, B and C can do a piece of work in 20, 24 and 30 days, respectively. They undertook to do the piece of work for Rs.5400. They begin the work together but B left 2 days before the completion of work and C left 5 days before the completion of work. The share of A from the assured money is
A). Rs.2700 
B). Rs.540 
C). Rs.1800 
D). Rs.600 
 View Answer

2). 4 men and 6 women get Rs.1600 by doing a piece of work in 5 days. 3 men and 7 women get Rs.1740 by doing the same work in 6 days. In how many days, 7 men and 6 women can complete the same work getting Rs.3760?
A). 6 days 
B). 8 days 
C). 10 days 
D). 12 days 
 View Answer

3). Men, women and children are employed to do a work in the proportion of 3 : 2 : 1 and their wages as 5 : 3 : 2. When 90 men are employed, total daily wages of all amounts to Rs.10350. Find the daily wages of a man.
A). Rs.45 
B). Rs.57.50 
C). Rs.115 
D). Rs.75 
 View Answer

4). 2 men and 1 woman can do a piece of work in 14 days. while 4 women and 2 men can do the same work in 8 days. If a man gets Rs.90 per day, what should be the wages per day of a women?
A). Rs.48 
B). Rs.60 
C). Rs.72 
D). Rs.135 
 View Answer

5). Two pipes A and B can fill a tank in 18 and 6 h, respectively. If both the pipes are opened simultaneously, how much time will be taken to fill the tank?
A). \( \Large 4\frac{1}2{} \) h 
B). 7 h 
C). 6 h 
D). 10 h 
 View Answer

6). There are two tanks A and B to fill up a water tank. The tank can be filled in 40 min, if both taps are on. The same tank can be filled in 60 min, if tap A alone is on. How much time will tap alone take, to fill up the same tank?
A). 64 min 
B). 80 min 
C). 96 min 
D). 120 min 
 View Answer

7). A cistern can be filled up in 4 h by an inlet A. An outlet B can empty the cistern in 8 h. If both A and B are opened simultaneously, then after how much time the cistern get filled?
A). 5 h 
B). 7 h 
C). 8 h 
D). 6 h 
 View Answer

8). A pipe can fill a tank in 20 h. Due to a leak in the bottom, it is filled in 40 h. If the tank is full, how much time will the leak take to empty it?
A). 40 h 
B). 30 h 
C). 50 h 
D). 30 h 
 View Answer

9). A pipe can fill a tank in 10 h, while an another pipe can empty it in 6 h. Find the time taken to empty the tank, when both the pipes are opened up simultaneously.
A). 11 h 
B). 15 h 
C). 18 h 
D). 16 h 
 View Answer

10). Three taps are fitted in a cistern. The empty cistern is filled by the first and the second taps in 3 and 4 h, respectively. The full cistern is emptied by the third tap in 5 h. If all three taps are opened simultaneously, the empty cistern will be filled up in
A). \( \Large 1\frac{14}{23} \) 
B). \( \Large 2\frac{14}{23} \) 
C). 2 h 40 min 
D). 1 h 56 min 
 View Answer
