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
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.
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 ..