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Let A’s age be x years and father’s age be 6x years. Present age of B = 6 + 2 = 8 years After 8 years, => 6x + 8 = 2(8 + 8) => 6x = 32 – 8 => x = 24/6 = 4 years
A hemispherical bowl of internal radius 9 cm, contains a liquid. This liquid is to be filled into small cylindrical bottles of diameter 3 cm and height ...
A circular cylinder and a hemisphere have the same radius (r) and the height of the cylinder is equal to the diameter of the hemisphere. Find the ratio...
The surface area of a sphere is given as (12474/25) cm². Calculate the diameter of the sphere. (Use π = 22/7)
If the side of square and its area is in the ratio of 9:45 then find its perimeter?
If the length of a rectangle is extended by 25% and its width is reduced by 20%, what is the percentage difference in the rectangle's area as a result o...
Water flows at the rate of 10 meter per minute from a cylindrical pipe 5mm in diameter. How long it takes to fill up a conical vessel whose diameter at ...
Find the area of a rhombus (in cm2) whose side is 13 cm and the smaller diagonal is 11 cm?
Water flows into a tank which is 200m long and 120 m wide, through a pipe of cross- section 0.3 m × 0.2 m at 20 km/hr. then the time ( in hr) for ...