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Find the length of the largest pole that can be placed in a room of dimensions `12 m xx 4 m xx 3 m`. Find the area of the following fields. All dimensions are in

asked Jan 17, 2022 in 8th-maths

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Find the area to be painted in the following block with a cylindrical hole. Given that length is 15 cm, width 12 cm, height 20 cm and radius of the hole 2.8 cm.

asked Jan 17, 2022 in 8th-maths

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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

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Water flows from a tank with a rectangular base measuring 80 cm by 70 cm into another tank with a square base of side 60 cm. If the water in the first tank is 45 cm deep, how deep will it be in the second

asked Jan 17, 2022 in 8th-maths

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Locate the points A (1,2), B (4,2) and C (1,4) on a graph sheet taking suitable axes. Write the coordinates of the fourth point D to complete the rectangle

asked Jan 17, 2022 in 8th-maths

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The following graph shows the change in temperature of a block of ice when heated. Use the graph to answer the following questions: (a) After how many seconds of heating did the temperature become constant at 0°C?(b) What was the temperature after 25 seconds?(c) What will be the temperature

asked Jan 17, 2022 in 8th-maths

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A man started his journey on his car from location A and came back. The given graph shows his position at different times during the whole journey. (a) Which journey, forward or return, was of longer duration?(b) For how many hours did he not move?(c) At what time did

asked Jan 17, 2022 in 8th-maths

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We need __________ coordinates for representing a point on the graph

asked Jan 17, 2022 in 8th-maths

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

asked Jan 17, 2022 in 8th-maths

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The gra ph given below gives the actual and expected sales of carsof a company for 6 months. Study the graph and answer the questionsthat follow.(a) In which month was the actual sales same as the expected sales?(b) For which month(s) was (were) the difference in actual andexpected sales the maximum?(c) For which month(s) was (were) the difference in actual andexpected sales the least?(d) What was the total sales of cars in the months–Jan, Feb. andMarch?(e) What is the average sales of cars in the last three months?(f) Find the ratio of sales in the first three months to the

asked Jan 17, 2022 in 8th-maths

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If AB xx B = 9B, then A = _________, B =

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Suppose that the division x -: 5 leaves a remainder 4 and the division x -: 2 leaves a remainder 1. Find the ones digit of

asked Jan 17, 2022 in 8th-maths

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If `213x 27` is divisible by 9, then the value of x is

asked Jan 17, 2022 in 8th-maths

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`1y3y6` is divisible by 11. Find the value of

asked Jan 17, 2022 in 8th-maths

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If 56x32y is divisible by 18, find the least value of

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Write the additive inverse of the following:

asked Jan 17, 2022 in 8th-maths

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Write. The rational number that does not have a

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Fill in the blanks. The reciprocal of a positive rational number is

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Find five rational numbers between. `1/4` and

asked Jan 17, 2022 in 8th-maths

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