Question
There are three taps with diameters of 3cm, 4cm, and 5cm
respectively. The ratio of the water flowing through them is equal to the ratio of the square of their diameters. The largest tap alone can fill an empty tank in 81 minutes. If all the drains are opened simultaneously, then how much time (in minutes) will it take to fill the tank?Solution
Anil and Ashish receive Rs.1400 for work of 7 days. If Anil is 4 times efficient than Ashish, then find the daily wage received by Ashish.
A can complete a certain work in 12 days, while B can complete it in 15 days. After working together for 4 days, A leaves and B continues working alone....
'A' alone can do some work in 15 days. 'B' is 40% more efficient than 'A'. 'A' worked alone for 8 days and left. How much time (in days) does 'B' need t...
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'Manoj' can complete some work alone in 40 days. 'Sohan' is twice as efficient as 'Rohan' and five times as efficient as 'Manoj'. If 'Manoj' and 'Rohan'...
Efficiency of A is 25% more than B and B takes 30 days to complete a piece of work. A started the work alone and then B joined him 4 days before actual ...
A alone can complete 60% of a work in 36 days while B takes 30 days more than A to complete it. If B and C together can complete the work in 40 days, th...
- Karan can do 60% of a job in 36 days while Meena does 20% in 18 days. Karan works for 20 days and stops. Calculate how many days Meena will take to complet...
6 men and 10 boys can finish a task in 18 days. If each boy is between 1/3rd to equal the efficiency of a man, find the maximum and minimum number of da...
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