Question

Find the cost of fencing a rectangular field 34m 20 cm long and 16m 30cm wide at rupees 40 per meter what will the cost of turfing it at rupees 21 per square metre​

Answer 1

Answer:

Let the length of the field be l

Given width of the field is 16 m

Given Cost of fencing per metre is 20

Total cost of fencing is 2000

⟹ Perimeter of rectangular field is 202000=100 m

⟹2(l+16)=100

⟹l=50−16=34 m

Answer 2

A rectangular field 34m 20 cm [34.2m]long

and 16m 30cm [16.3m] wide

fencing a rectangular field = perimeter

oh the rectangular field =2[tb]

perimeter oh the rectangular field

2[34.2m + 16.3m] = 101 m

the cost of fencing a rectangular field at41 per meter=Rs 41 *101

Rs 4141 ANS1

turfing a rectangular fieldarea of the a rectangular field I*b =[34.2m 16.3m]=557.46 m 2

the cost of turfing it at 21 per square

metre =Rs 21 557.46 m^2 Rs 11706.66

ANS 2