Speed of an aircraft is 120 km/min. This speed in m/sec is:
The correct answer is D
A rectangular piece of land has a perimeter of 66 metres and length of 21 metres. If the area of the land is to be divided into 7 equal portions, then w...
The surface area of the two spheres are in the ratio9:16. Their volumes will be in the ratio
Determine the expense incurred for enclosing a rectangular garden with dimensions of 60m in length and 45m in width, at a rate of Rs 15/meter.
The cost of fencing a rectangular field at the rate of Rs. 5/metre is Rs. 450. If the length of the field is 11 metres more than its breadth, then find ...
A circular wire of diameter 70 cm is folded in the shape of a rectangle whose sides are in the ratio 3:2. Find the area enclosed by the rectangle.
A well with 20 m inside diameter is dug 10 m deep. Soil taken out of it has been evenly spread all around it to a width of 30 m to form an embankment. F...
The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 64 m, then find the area (in m2) of the rectangle.
Radius of a circle is 10 cm. Angle made by chord AB at the centre of this circle is 60 degree. What is the length of this chord?
A wooden cylinder of base radius 14 cm is cut to make a cone of same height and same base radius. Find out the percentage of waste wood?
How many spherical bullets can be made out of a lead cylinder 45 cm high and 27 cm radius, each bullet being 3 cm in diameter?
