Question

A room in 120 m long and 100m bread. find the cost of tilling per sq. m is 25​

Answer 1

Cost of flooring per square meter  = Rs.8.50

⇒  Total cost of flooring of room = Rs.510

 ∴    Area of the room = 8.50510=60m2

⇒    Area of the room = l×b

⇒    60=8×b

∴     b=860=7.5m.

∴    Breadth of the rioom is 7.5m.

Answer 2

Answer:

The cost of tilling 12,000 sq.m is ₹3,00,000.

Step-by-step explanation:

Length of the room, l = 120 m

Breadth of the room, b = 100 m

Area of the floor, A = lb

= (120 × 100) sq.m

= 12,000 sq.m

Cost of tilling per sq.m = ₹25

Cost of tilling 12,000 sq.m = ₹25 × 12,000

= ₹3,00,000