Question

The floor of a hall which is 7.2 M long and 5.8 M wide is to be constructed using square tiles measuring 20cm into 20 cm find the number of tiles required to cover the floor also find the cost of The tile @ rupees 276 for a dozen

Answer 1

area of the hall=7.2x5.8=4176cm
area of the tile=20x20=400
tiles required =4176÷400=10.44 tiles
276÷12=23. 23x10.44=240.12 rupees.