Recent questions tagged chapter13

0 votes

0 answers

It is given that l varies directly as m. (i) Write an equation which relates l and m. (ii) Find the constant of proportion (k), when l is 6 then m is

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

0 votes

0 answers

If a deposit of Rs 2,000 earns an interest of Rs 500 in 3 years, how much interest would a deposit of Rs 36,000 earn in 3 years with the same rate of simple

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

0 votes

0 answers

The mass of an aluminium rod varies directly with its length. If a 16 cm long rod has a mass of 192 g, find the length of the rod whose mass is 105

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

0 votes

0 answers

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 yogita (1.8k points)

0 votes

0 answers

If Naresh walks 250 steps to cover a distance of 200 metres, find the distance travelled in 350

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

0 votes

0 answers

A car travels a distance of 225 km in 25 litres of petrol. How many litres of petrol will be required to cover a distance of 540 kilometres by this

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

0 votes

0 answers

From the following table, determine if x and y are in direct proportion or not. x 3 6 15 20 30 y 12 24 45 60 120

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

0 votes

0 answers

From the following table, determine if x and y are in direct proportion or not. x 4 7 10 16 y 24 42 60 96

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

0 votes

0 answers

From the following table, determine if x and y are in direct proportion or not. x 1 4 9 20 y 1.5 6 13.5 20

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

0 votes

0 answers

If a and b vary inversely to each other, then find the values of p, q, r ; x, y, z and l, m, n. a 6 8 q 25 b 18 p 39 r

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

0 votes

0 answers

If a and b vary inversely to each other, then find the values of p, q, r ; x, y, z and l, m, n. a 2 y 6 10 b x 12.5 15 z

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

0 votes

0 answers

If a and b vary inversely to each other, then find the values of p, q, r ; x, y, z and l, m, n. a l 9 n 6 b 5 m 25 10

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

0 votes

0 answers

If 25 metres of cloth costs Rs 337.50, then (i) What will be the cost of 40 metres of the same type of cloth? (ii) What will be the length of the cloth bought for Rs

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

0 votes

0 answers

A swimming pool can be filled in 4 hours by 8 pumps of the same type. How many such pumps are required if the pool is to be filled in `2 2/3`

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

0 votes

0 answers

The cost of 27 kg of iron is Rs 1,080, what will be the cost of 120 kg of iron of the same

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

0 votes

0 answers

At a particular time, the length of the shadow of Qutub Minar whose height is 72 m is 80 m. What will be the height of an electric pole, the length of whose shadow at the same time is 1000

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

0 votes

0 answers

In a hostel of 50 girls, there are food provisions for 40 days. If 30 more girls join the hostel, how long will these provisions

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

0 votes

0 answers

Campus and Welfare Committee of school is planning to develop a blue shade for painting the entire school building. For this purpose various shades are tried by mixing containers of blue paint and white paint. In each of the following mixtures, decide which is a lighter shade of blue and also find the lightest blue shade among all of them. If one container has one litre paint and the building requires 105 litres for painting, how many container of each type is required to paint the building by darkest blue

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

0 votes

0 answers

Posing a question Work with a partner to write at least five ratio statements about this quilt, which has white, blue, and purple squares. How many squares of each colour will be there in 12 such

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

0 votes

0 answers

A packet of sweets was distributed among 10 children and each of them received 4 sweets. If it is distributed among 8 children, how many sweets will each child

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

Recent questions tagged chapter13

Categories