Question

13). A rectangular courtyard is 20m 16 cm long and 15m
60 cm broad. It is to be paved with square stones of the
same size,side of each square stone is 40cm Find the best possible number of stones. ​

Answer 1

Step-by-step explanation:

given

length of courtyard=20m16cm=2016cm

wide of courtyard=15m60cm=1560

so,

area of courtyard=l*b

=2016*1560

=3144960cm^2

now

area of square stone=40*40

=1600

hence:-

the number of square stone to be placed in courtyard

=3144960/1600

=1965square stone about

I hope it will be helpful