1- How many bricks will be required to lay a path 120m long and 2.4 m broad if a brick 24 cm long and 15 cm wide.
2- A field is 140m long 36 m broad. labours are engaged to plough the field. if a labour can plough 120 sq m a day , how many labourers are to be engaged to plough the field in a day?
3- Find the cost of tiling a courtyard 30 m long and 15 m broad at the rate of Rs 5 per sq cm.
4- Find the cost of painting the walls of a room is 4 m 50 cm high and each side of the room is 6 m long. The cost of painting is Rs 10 per sq m.
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