Question

Oh Now I know - NOTE
Find the cost of one article from that of many, by die
Then find the cost of many articles from that of one
This method of solving a problem is called the unitar
by division
one, by multipli
the unitary method.
Dada,
43 ir
58
for 12 chairs? : In
Practice Set 29
* Solve the following.
(1) If 20 metres of cloth cost 3600, find the cost of 16 m of cloth : That
(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 ch.. : The
zo (4) The weight of 30 boxes is 6 kg. What is the weight of 1080 such
(5) A car travelling at a uniform speed covers a distance of 165 km
that same speed, (a) How long will it take to cover a distance of 330
(b) How far will it travel in 8 hours ?
(6) A tractor uses up 12 litres of diesel while ploughing 3 acres of land. H. I
diesel will be needed to plough 19 acres of land?
t of 1080 such boxes: 10​

Answer 1

Similarly solve other problems also