Question

This method of solving a problem is called the unitary method.
Practice Set 29
# Solve the following.
(1) If 20 metres of cloth cost 3600, find the cost of 16 m of cloth.
(2) Find the cost of 8 kg of rice, if the cost of 10 kg is 325.
(3) If 14 chairs cost 5992, how much will have to be paid for 12 chairs ?
(4) The weight of 30 boxes is 6 kg. What is the weight of 1080 such boxes ?
(5) A car travelling at a uniform speed covers a distance of 165 km in 3 hours. At
that same speed, (a) How long will it take to cover a distance of 330 km?
(b) How far will it travel in 8 hours ?
(6) A tractor uses up 12 litres of diesel while ploughing 3 acres of land. How much
diesel will be needed to plough 19 acres of land?
(7) At a sugar factory, 5376 kg of sugar can be obtained from 48 tonnes of sugarcane.
If Savitatai has grown 50 tonnes of sugarcane, how much sugar will it yield?
In an orchard, there are 128 mango trees in 8 rows. If all the rows have an equal
number of trees, how many trees would there be in 13 rows?
(9) A pond in a field holds 120000 litres of water. It costs 18000 rupees to make such
a pond. How many ponds will be required to store 480000 litres of water, and
$8.8
what would be the expense?
60​

Answer 1

Answer:

I don't understand the question what does it say