Volume and Surface Area

Practice Volume and Surface Area – The diagonal of a rectangle is sqrt(41) cm.  and its area is 20 sq. cm. The perimeter of the rectangle must be:

Practice Volume and Surface Area – The volume of a wall, 5 times as high as it is broad and 8 times as long as it is high, is 12.8 cu. meters. Find the breadth of the wall.

Practice Volume and Surface Area – A rectangular block 6 cm by 12 cm by 15 cm is cut up into an exact number of equal cubes. Find the least possible number of cubes.

Practice Volume and Surface Area – How many cubes of 3cm edge can be cut out of a cube of 18cm edge

Practice Volume and Surface Area – If each edge of a cube is increased by 50%, find the percentage increase in Its surface area

Practice Volume and Surface Area – Find the number of bricks, each measuring 24 cm x 12 cm x 8 cm, required to construct a wall 24 m long, 8m high and 60 cm thick, if 10% of the wall is filled with mortar?

Practice Volume and Surface Area – Find the surface area of a10cm x 4cm x 3cm brick

Practice Volume and Surface Area – The surface area of a cube is 1734 sq. cm. Find its volume

Practice Volume and Surface Area – In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is:

Practice Volume and Surface Area – How many bricks, each measuring 25 cm x 11.25 cm x 6 cm, will be needed to build a wall of 8 m x 6 m x 22.5 cm?

Practice Volume and Surface Area – 50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is 4 , then the rise in the water level in the tank will be:

Practice Volume and Surface Area – The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

Practice Volume and Surface Area – What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

Practice Volume and Surface Area – Find the area of a square, one of whose diagonals is 3.8 m long.

Practice Volume and Surface Area – If the base of a pyramid is a square of 6cm side and its slant height is 5cm. Find its slant surface area.