Math, asked by urviimishra, 6 months ago

A rectangular plot of land is 50m wide. The cost of fencing the plot at the rate of rupees 18 per metre is 4680 rupees. Find
a)the length of the plot
b)the cost of levelling at the rate of 7.6 rupees per metre square

Answers

Answered by umaganeshkarri
2

Answer:

a)4000m  b)30400 rs

Step-by-step explanation:

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

.

Study later

ANSWER

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.

Answered by muskanSharma620
0

Answer:

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.

Breadth of rectangle 50m Let length be l The cost of of fencing 18 per metreThe total cost 4680 Perimeter of Rectangular plot 468018 = 260 The perimeter ..

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