Question

a flower bed measures 10m x 3m .what is the cost of; a. spreading fresh mud over it at the rate of rs.15 per sq. m.?​

Answer 1

Answer:

Rs.400000

Step-by-step explanation:

Addition of all Sides of Given figure is called perimeter

∴ Perimeter of the given figure =(200+300+80+300+200+260)m=1340 m

∴ Total cost of fencing it at the rate of Rs.20 per meter

=Rs.(1340×20)=Rs.26800

∴ Area of the flower bed =(100×80)m

2

=8000 m

2

Now, cost of manuring the flower bed at the rate of Rs.50 per square meter =Rs.(50×8000)=Rs.400000.