Question

1. The area of a rectangular field is 3016sq.m and its length is 58m. A boy runs around a field

at the rate of 8km/hr. How long will he take to go 6 times round it?

2. A garden, 80m long and 65m broad, is surrounded by a 5m path outside it. Find the area of

the path.

3. A path 5m wide runs along inside a square park of side 90m. Find a) area of the path.

b) the cost of cementing it at the rate of Rs.150 per sq.m.

4. Two cross roads, each of width 5m, run at right angles through the centre of a rectangular

park of length 80m and breadth 50m and parallel to its sides. Find the area of the roads.

5. A hall is 25m long and 18m wide. A path 1.5m wide is constructed around it. Calculate the

cost of cementing it at the rate of Rs.20.50 per square meter.

6. A circular ground has radius 56m. A 7 meter wide road runs outside around it. Find the area

of the road.

7. A steel wire when bent in the form of a square encloses an area of 484 sq.cm. The same wire

is bent in the form of a circle . Find the area of the circle.

8. A horse is tied to a pole with 35m long string. Find the area where the horse can graze .​

Answer 1

ohhhhh my this many sorry i can't do