The minute hand of a clock is 7 cm long. Find the area of the sector made by the
The minute hand of a clock is 7 cm long. Find the area of the sector made by the minute hand between 7 am…
Three boys are standing on a circular boundary of a fountain. They are at equal
Three boys are standing on a circular boundary of a fountain. They are at equal distance from each other. If the radius of the…
A one-rupee coin is placed on a plain paper. How many coins of the same size can
A one-rupee coin is placed on a plain paper. How many coins of the same size can be placed round it so that each…
Four circles having equal radii are drawn with centres at the four corners of a
Four circles having equal radii are drawn with centres at the four corners of a square. Each circle touches the other two adjacent circles….
A courtyard is 25 m long and 16 m broad is to be paved with bricks of dimensions
A courtyard is 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. What…
Two boys are running on two different circular paths with same centre. If their
Two boys are running on two different circular paths with same centre. If their radii are 5 m and 10 m, the maximum possible…
The base and altitude of a right-angled triangle are 12 cm and 5 cm respectively
The base and altitude of a right-angled triangle are 12 cm and 5 cm respectively. The perpendicular distance of its hypotenuse from the opposite…
If the length of a rectangle is increased by 50% and breadth is decreased by 25%
If the length of a rectangle is increased by 50% and breadth is decreased by 25%, what is the percentage change in its area…
If the ratio between the areas of two circles is 4 : 1 then the ratio between th
If the ratio between the areas of two circles is 4 : 1 then the ratio between their radii will be ?
The area of a triangle is equal to the area of a square whose each side is 60 me
The area of a triangle is equal to the area of a square whose each side is 60 metres. The height of the triangle…
The circumference of the back-sided wheel of a vehicle is 1 m greater than that
The circumference of the back-sided wheel of a vehicle is 1 m greater than that of front side wheel. To travel 600 m, the…
If an angle of a triangle remains unchanged but each of its two including sides
If an angle of a triangle remains unchanged but each of its two including sides is doubled, then by what factor does the area…