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Direct & Inverse Proportions

There are 20 grams of protein in 75 grams of sauted fish. How many
grams of protein is in 225 gm of that fish?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

Ravi starts for his school at 8:20 a.m. on his bicycle. If he travels at
a speed of 10km/h, then he reaches his school late by 8 minutes
but on travelling at 16 km/h he reaches the school 10 minutes
early. At what time does the school start?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

Shabnam takes 20 minutes to reach her school if she goes at a
speed of 6 km/h. If she wants to reach school in 24 minutes, what
should be her speed?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

30 persons can reap a field in 17 days. How many more persons
should be engaged to reap the same field in 10 days?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

44 cows can graze a field in 9 days. How many less/more cows will
graze the same field in 12 days?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

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 get?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

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 last?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

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 cm?

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

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

04/11/2024

Mathematics

8th

Direct & Inverse Proportions

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 810?

04/11/2024

Mathematics

8th