Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

Complite the following table given that x varies directly as y . 

Complite the following table given that x varies directly as y .

Complite the following table given that x varies directly as y . 

Complite the following table given that x varies directly as y . 

Complite the following table given that x varies directly as y . 

Anupama takes 125 minutes in walking a distance of 100 metre. What distance would she cover in 315 minutes?

If the cost of 93 m of a certain kind of plastic sheet is Rs 1395, then what would it cost to buy 105 m of such plastic sheet?

A car is travelling at the average speed of 50 km/hr. How much distance would it travel in 12 minutes?

68 boxes of a certain commodity require a shelf-length of 13.6 m. How many boxes of the same commodity would occupy a shelf length of 20.4 m?

The second class railway fare for 240 km of Journey is Rs 15.00. What would be the fare for a journey of 139.2 km?

If the thickness of a pile of 12 cardboards is 35 mm, find the thickness of a pile of 294 cardboards.

The cost of 97 metre of cloth is Rs 242.50. What length of this can be purchased for Rs 302.50?

11 men can dig \[6\frac{3}{4}\] metre long trench in one day. How many men should be employed for digging 27 metre long trench of the same type in one day?

A worker is paid Rs 210 for 6 days work. If his total income of the month is Rs 875, for how many days did he work?

The amount of extension in an elastic string varies directly as the weight hung on it. If a weight of 150 gm produces an extension of 2.9 cm, then what weight would produce an extension of 17.4 cm?

The amount of extension in an elastic spring varies directly with the weight hung on it. If a weight of 250 gm produces an extension of 3.5 cm, find the extension produced by the weight of 700 gm.