Mathematics
Two pipes running together can fill an empty cistern in minutes. If one pipe takes 5 minutes more than the other pipe to fill the empty cistern. Find the time in which each pipe would fill the cistern.
Related Questions
The C.P. of an article is ₹ x which is sold for ₹ 27 at a loss of (x - 5) percent; find the value of x.
The C.P. of an article is ₹ x which is sold for ₹ 152 at a profit of (x + 10)%. Find the value of x.
In order to fill an empty swimming pool completely, a pipe of larger diameter alone takes 10 hour less than the time taken by the pipe of the smaller diameter alone. If the pipe of the larger diameter is used for 4 hours and the pipe of the smaller diameter is used for 9 hours, half of the pool is filled. In how many hours will the pipe of the larger diameter alone fill the pool.
Two years ago the ages of Radha and Meena were in the ratio 5 : 2. If the sum of their present ages is 39 years, their ages, 2 years ago, were :
27 years and 12 years
17 years and 22 years
25 years and 10 years
11 years and 28 years