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This section includes 105 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.
101. |
One tap can fill a cistern in 2 hours and another can empty the cistern in 3 hours. How long will they take to fill the cistern if both the taps are opened ? |
A. | 5 hours |
B. | 6 hours |
C. | 7 hours |
D. | 8 hours |
Answer» C. 7 hours | |
102. |
A pipe can fill a tank in x hours and another can empty it in y hours. They can together fill it in (y > x) ? |
A. | (x - y) hours |
B. | (y - x ) hours |
C. | xy / (x - y) hours |
D. | xy / ( y - x) hours |
Answer» E. | |
103. |
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 |
Answer» B. 30 h | |
104. |
If a pipe fills a tank in 6 h, then what part of the tank will the pipe fill in 1 h ? |
A. | 1/3 |
B. | 1/6 |
C. | 1/4 |
D. | 1/5 |
Answer» C. 1/4 | |
105. |
An outlet pipe can empty a cistern in 30 min, then what part of the cistern will it empty in 1 min ? |
A. | 1/20 |
B. | 1/15 |
C. | 1/30 |
D. | 1/18 |
Answer» D. 1/18 | |