Math, asked by UnknownCrasher3993, 16 days ago

A rectangular field is 90m long and 50m wide. Find the cost levelling it at the rate of Rs 5 per square metre

Answers

Answered by mansimonu07
0

Answer:

pls. mark me as brainliest

Step-by-step explanation:

search-icon-header

Search for questions & chapters

search-icon-image

Question

Bookmark

A rectangular plot of land is 50 m wide. The cost of fencing the plot at the rate of Rs.18 per metre is Rs.4680. Find

(i)the length of the plot.

(ii)the cost of leveling the plot at the rate of Rs.7.6 per m

2

.

Medium

Solution

verified

Verified by Toppr

Breadth of rectangle 50m

Let length be l

The cost of of fencing 18 per metre

The total cost 4680

Perimeter of Rectangular plot

18

4680

=260

The perimeter is given by 2(l+b)=260

2(l+50)=260

l+50=130

l=80

The length of rectangular plot is 80m

The area of plot is given by lb=(80)(50)

4000m

2

Cost of leveling for 1m

2

is 7.6m

2

Cot of lrvrling for 4000m

2

=4000×7.6=30400Rs.

The cost of leveling is 30400Rs.

Similar questions