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Kafka
A sum of Rs. 21500 was lent partly at 4% p.a. and remaining at 6% p.a. simple interest. The total interest received after 3(1/2) years is Rs. 3521. The ...
Two paths of width 4 metres are to be made in the centre of rectangular field such that they are perpendicular to each other. Find the area (in m2<...
If the length of certain rectangle is decreased by 4 cm and breadth is increased by 2 cm, it would result in a square of the same area. What is the peri...
If the curved surface area and the radius of a cylinder are 440 cm2 and 10 cm, respectively, then find the volume (in cm3) of the ...
The volume and height of a cylinder are 2673 cm3 and 10.5 cm. Find the radius of the cylinder.
The average weight of five friends A, B, C, D and E is (x+8) years while the average weight of C and E is (x-8) kg. If the weight of another person F is...
The ratio between the number of sides of two regular polygon is 1 : 2 and the ratio between their interior angles is 2 : 3. The number of sides of these...
The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 120 m, then find the area (in m 2) of the rectangle.
Perimeter of a square and circumference of a circle are in the ratio 7:11, respectively. If area of the square is 49 cm2, then find the radiu...
A race track is in the shape of a rectangle with length of 25 metres and area of 4500 m2. A car takes 10 seconds to make one lap around the p...