The cost of fencing a rectangular field at 20 per metre is 2000 . If the width of the field is 16 m , find its length .

Open in App

Solution

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 $\frac{2000}{20} = 100 m$
$⟹ 2 (l + 16) = 100$
$⟹ l = 50 - 16 = 34 m$

Suggest Corrections

Similar questions

Q. The cost of fencing a rectangular field at Rs 18 per metre is Rs 1980. If the width of the field is 23 m, find its length.

The cost of cultivating a rectangular field at $R s .35$ per square metre is $R s . 71400$ . If the width of the field is $40$ m, find its length. Also, find the cost of fencing the field at $R s .50$ per metre.

Q. The cost of fencing a rectangular field at Rs 30 per metre is Rs 2400. If the length of the field is 24 m, then its breadth is
(a) 8 m
(b) 16 m
(c) 18 m
(d) 24 m

Q. The cost of fencing a rectangular field of length 100 m and breadth 40 m is , if it costs ₹ 15 per metre.

Q. Find the cost of fencing a rectangular field 62 m long and 33 m wide at Rs 16 per metre.

Join BYJU'S Learning Program

The cost of fencing a rectangular field at 20 per metre is 2000 . If the width of the field is 16 m , find its length .

Let the length of the field be lGiven width of the field is 16 mGiven Cost of fencing per metre is 20Total cost of fencing is 2000⟹ Perimeter of rectangular field is 200020=100 m⟹2(l+16)=100⟹l=50−16=34 m

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 $\frac{2000}{20} = 100 m$
$⟹ 2 (l + 16) = 100$
$⟹ l = 50 - 16 = 34 m$