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A wooden box (including the lid) has external dimensions 40 cm by 34 cm by 30 cm. If the wood is 1 cm thick, how many `cm^3` of wood is used in

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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A hollow garden roller of 42 cm diameter and length 152 cm is made of cast iron 2 cm thick. Find the volume of iron used in the

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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A housing society consisting of 5,500 people needs 100 L of water per person per day. The cylindrical supply tank is 7 m high and has a diameter 10 m. For how many days will the water in the tank last for the

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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What will happen to the volume of the cube, if its edge is (a) tripled (b) reduced to

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Four times the area of the curved surface of a cylinder is equal to 6 times the sum of the areas of its bases. If its height is 12 cm, find its curved surface

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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The length, breadth and height of a cuboidal reservoir is 7 m, 6 m and 15 m respectively. 8400 L of water is pumped out from the reservoir. Find the fall in the water level in the

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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How many bricks of size `22 cm xx 10 cm xx 7 cm` are required to construct a wall 11m long, 3.5 m high and 40 cm thick, if the cement and sand used in the construction occupy `(1/10)^(th)` part of the

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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The y coordinate of any point lying on the x axis will be

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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The following is the time-distance graph of Sneha’s

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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The following chart gives the growth in height in terms of percentage of full height of boys and girls with their respective ages. Age (in years) 8 9 10 11 12 13 14 15 16 17 18 Boys 72% 75% 78% 81% 84% 88% 92% 95% 98% 99% 100% Girls 77% 81% 84% 88% 91% 95% 98% 99% 99.5% 100% 100% Draw the line graph of above data on the same sheet and answer the following questions.

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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The points on the graph below represent the height and weight ofthe donkey, dog, crocodile, and ostrich shown in the drawing. (a) What are the two variables represented in the

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Sonal and Anmol then made another sequence of the designs. Three of the designs are shown below.(a) Complete the table. Rows, r 4 6 8 Number of white Tiles, w 9 Number of Purple Tiles, p 1 (b) Draw a graph of rows and number of white tiles. Draw another graph of the number of rows and the number of purple tiles. Put the number of rows on the horizontal axis.(c) Which graph is

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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The horizontal and vertical line in a line graph are usually called __________ and

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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In the coordinates of a point, the second number denotes the

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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Write the y-coordinate (ordinate) of each of the given

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Find the coordinates of the vertices of the given

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If `5 xx A = CA` then the values of A and C

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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When written in usual form 100a + 10c + 9 is equal to

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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