02:59

The top speed of 30 different land animals have been organised into a frequency table

04:02

The heights (in cm) of 22 students were recorded as under: 125, 132, 138, 144, 142, 136, 134, 125,

05:00

The daily earnings (in rupees) of 24 stores in a market was recorded as under: 715, 650, 685, 550, 5

05:10

The weekly pocket expenses (in rupees) of 30 students of a class are given below: 62, 80, 110, 75,

06:10

The weekly wages (in rupees) of 28 workers of a factory are given below: 668, 610, 642,

05:30

The electricity bills (in rupees) of 25 houses of a certain locality for a month are given below:

06:30

The marks obtained by 40 students of a class in an examination are given below:

02:52

The following data gives the number of children in 40 families:1, 2, 6, 5, 1, 5, 1, 3, 2, 6, 2,

02:28

A dice was thrown 30 times and the following outcomes were noted:2, 1, 2, 4, 6, 1, 2, 3, 6, 5, 4, 4,

03:28

The number of members in 20 families are given below

08:13

The length of a metallic tube is 1 metre, its thickness is 1 cm and its inner diameter is 12 cm. Fin

10:59

A cylinder is open at both ends and is made of 1.5 cm thick metal. Its external diameter is 12 cm an

04:40

A road roller takes 750 complete revolutions to move once over to level a road. Find the area of the

09:55

A well of inner diameter 14 m is dug to a depth of 12 m. Earth taken out of it has been evenly spre

06:01

How many cubic metres of earth must be dug out to sink a well which is 20 m deep and has a

05:52

A solid cube of metal each of whose sides measures 2.2 cm is melted to form a cylindrical wire of ra

06:05

A piece of ductile metal is in the form of a cylinder of a diameter 1 cm and length 11 cm. It is dra

06:47

A rectangular vessel 22 cm by 16 cm by 14 cm is full of water. If the total water is poured into an

07:09

Find the cost of painting 15 cylinder pillars of a building at Rs 2.50 per square metre if diameter

06:02

A particular brand of talcum powder is available in two packs, a plastic can with a square base of s

05:14

The curved surface area of a cylinder is 4400 cm2 and the circumference of its base is 110 cm. find

07:42

The radius and height of a cylinder area in the ratio 7 : 2. If the volume of the cylinder is 8316 c

05:32

The volume of a cylinder of height 8 cm is 1232 cm³. Find its curved surface area and the total surf

04:35

The lateral surface area of a cylinder of length 14 m is 220 m2. Find the volume of the cylinder.

05:31

The circumference of the base of a cylinder is 88 cm and its height is 60 cm. Find the volume of the

02:52

A closed cylindrical tank of diameter 14 m and height 5 m is made from a sheet of metal. How much sh

04:16

The volume of a circular iron rod of length 1 m is 3850 cm3. Find its diameter.

04:19

The area of a courtyard is 3750 m². Find the cost of covering it with gravel to a height of 1 cm if

03:57

A wooden cylindrical pole is 7 m high and its base radius is 10 cm, Find its weight if the wood weig

04:22

A milk tank is in the form of a cylinder whose radius is 1.5 m and height is 10.5 m. Find the quanti

06:23

Find the volume, lateral surface area and the total surface area of the cuboid whose dimensions are:

07:39

Find the volume, lateral surface area and the total surface area of the cuboid whose dimensions are:

06:01

Find the volume, curved surface area and total surface area of each of the cylinders whose dimensio

05:24

A solid cubical block of fine wood casts Rs 256 at Rs 500 per m3. Find its volume and the length of

06:38

If the length of each edge of a cube is doubled, how many times does its volume become? How many ti

05:33

The dimensions of a metal block are 2.25 m by 1.5 m by 27 cm. It is melted and recast into cubes, ea

03:34

The volume of a cube is 729 cm3. Find its surface area.

05:04

The surface area of a cube is 1176 cm². Find its volume.

14:50

Find the volume, lateral surface area and the total surface area of a cube each of whose edges measu

08:08

A closed wooden box 80 cm long, 65 cm wide and 45 cm high, is made of 2.5 cm thick wood. Find the ca

04:26

The external dimensions of closed wooden box are 62 cm, 30 cm and 18 cm. If the box is made of 2 cm

06:48

A box with a lid is made of wood which is 3 cm thick. Its external length, breadth and height are 5

11:18

Find the volume of iron required to make an open box whose external dimensions are 36 cm × 25 cm × 1

08:43

Find the volume of wood used to make a closed box of outer dimensions are 60 cm × 45 cm × 32 cm , th

03:02

A swimming pool is 260 m long and 140 m wide. If 54600 cubic metres of water is pumped into it, find

02:44

The volume of a room is 378 m3 and the area of its floor is 84 m2. Find the height of the room.

05:04

A beam of wood is 5 m long and 36 cm thick. It is made of 1.35 m3 of wood. What is the width of the

04:59

A rectangular water tank is 90 cm wide and 40 cm deep. If it can contain 576 litres of water, what i

03:43

A pit 5 m long and 3.5 m wide is dug to a certain depth. If the volume of earth taken out of it is 1

05:23

A river 2 m deep and 45 m wide is flowing at the rate of 3 km/h. find the quantity of water that run

03:22

The rainfall recorded on a certain day was 5 cm. Find the volume of water that fell on a 2-hectare

05:15

The volume of a block of gold is 0.5 m3. If it is hammered into a sheet to cover an area of 1 hectar

07:32

Find the capacity of a rectangular cistern in litres whose dimensions are 11.2 m × 6 m × 5.8 m. Find

10:00

A wall 15 m long, 30 cm wide and 4 m high is made of bricks, each measuring 22 cm × 12.5 cm × 7.5 cm

03:35

How many bricks, each of size 25 cm × 13.5 cm × 6 cm, will be required to build a wall 8 m long, 5.4

03:26

How many planks of size 2 m × 25 cm × 8 cm can be prepared from a wooden block 5 m long, 70 cm broad

06:33

The size of a matchbox is 4 cm × 2.5 cm × 1.5 cm. What is the volume of a packet containing 144 matc

03:51

A cardboard box is 1.2 m long, 72 cm wide and 54 cm high. How many bars of soap can be put into it i

03:26

How many persons can be accommodated in hall of length 16 m, breadth 12.5 m and height 4.5

06:21

The area of a courtyard is 3750 m2. Find the cost of covering it with gravel to a height of 1 cm if