A flower bed is in the shape of a square with the sides 3.5m. Each side isa fenced with 4 rows of ropes. Find the cost of the rope required at ₹15 per meter.

A flower bed is in the shape of a square with a side 3.5 m Each side is to be fenced with 4 rows of ropes. Find the cost of rope required at Rs. 15 per meter.

A cylindrical box of radius 7m, height of 5 m is to be made. Determine the area of the sheet required for making the closed box and also find the cost of the sheet required, if it costs Rs. 30 per 1 m^2 .

Find the volume of each of the cube whose sides are. 5 m.

Rahul owns rectangular field of length 400m and breadth 200m. His friend ramu owns a square field of length 300m. Find the cost of fencing the two fields at ₹ 150 per meter. if one tree can be planted in an area of 10 sq.cm who can plant more trees in his field? how many more trees can he planted more?

A path 5m wide runs around a square park of side 100m find the area of the path. Also find the cost of cementing it at the rates of ₹250 per 10m^2 .

Find the cost of paintaing a square plot of perimeter 100m at the ratio of ₹30 per meter.

Find the cost of fencing a square park of side 250 m at the rate of Rs. 20 per meter.

If the lengths of the sides of a triangle are 3 , 4,5 find the circumradius of the triangle .

Find the perimeter of the following: Around a rectangular park of sides 100 meter and 90 meters a wire has to be put. The cost of the wire is Rs 10 per meter. What is the total cost of the wire?