Start learning 50% faster. Sign in now
Total Efficiency = 9 + 16 + 36 = 61 Pipe 3rd alone can fill the cistern in 122 min (given) ∴ Capacity of the tank = (36 × 122) = 4392 Time taken by all pipes together = 4392/(61 )= 72 minutes
If the Ratio of the cuboid of the length, breath and height is 2:3:5. If length, breadth and height is increased by 25%, 10%, 30% respectively then find...
If 2156 is added in a number then number become 344(4/9)% of itself. Find the original number?
Length of a rectangle is equal to the side of a square. If area of the square and rectangle is 441 m2 and 294 m2, respectively the...
If the radius of the base and the height of a right circular cone are increased by 10%, what is the approximate percentage increase in volume?
A giant circular wheel has a diameter of 28 metres. In how many revolutions will the wheel cover a total of 11 km?
The base of a prism is a triangle with sides 9 cm, 12 cm, and 15 cm, and its height is 20 cm. Find the volume of the prism.
A wire is bent to form a square whose sides are of 132 cm. If the same wire is bent to form a circle, then find the area (in cm2) of the circ...
Determine the slant height of a cone with a volume of 1,884 cm³ and a base radius of 15 cm. (Use π = 3.14)
A rectangular reservoir of 2800 m3 capacity has length and height equal to 10 m and 40 m respectively. if 420 m3 of water i...