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The number of teeth and the age of a person

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

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The perimeter of a circle and its diameter vary _______ with each

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

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(i) The quantity of rice and its cost. (ii) The height of a tree and the number of years. (iii) Increase in cost and number of shirts that can be purchased if the budget remains the same. (iv) Area of land and its cost. (v) Sales Tax and the amount of the

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

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A contractor undertook a contract to complete a part of a stadium in 9 months with a team of 560 persons. Later on, it was required to complete the job in 5 months. How many extra persons should he employ to complete the

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

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Find the values of x and y if a and b are in inverse proportion: a. 12 x 8 b. 30 5

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

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Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and blue dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.

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

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The circumference of the front wheel of a cart is 3 m long and that of the back wheel is 4 m long. What is the distance travelled by the cart, when the front wheel makes five more revolutions than the rear

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

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Four horses are tethered with equal ropes at 4 corners of a square field of side 70 metres so that they just can reach one another. Find the area left ungrazed by the

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

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Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area of each sail of the sail boats to the nearest tenth.

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

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Find the area of the shaded portion in the following

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

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

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A cylindrical tank has a radius of 154 cm. It is filled with water to a height of 3 m. If water to a height of 4.5 m is poured into it, what will be the increase in the volume of water in

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

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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 by purvi (1.8k points)

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In a __________ graph, all the points on the graph lie on the same straight

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

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The given graphs show the progress of two different cyclists during a ride. For each graph, describe the rider’s progress over the period of

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

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In the given graph the coordinates of point x

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

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Extend the line segment on both sides to meet the coordinate axes. What are the coordinates of the points where this line meets the x -axis and the

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

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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 by nishit (1.8k points)

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The following graph shows the journey made by two cyclists, onefrom town A to B and the other from town B to A. (a)Was cyclist II cycling faster or slower after the

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

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This graph shows the per cent of students who dropped out of school after completing High School. The point labelled A shows that, in 1996, about 4.7% of students dropped

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

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