Question

A building has 20 flats and each flat has three rooms the total number of rooms in two such buildings are

Answer 1

Answer:

120 rooms

Step-by-step explanation:

flats -20

rooms -3

=20×3

=60

no.of building-2

=60×2

=120 rooms

Answer 2

Answer:

No. of floors= 15

" " flats in each floors=9

" " rooms " " flat= 4

therefore no.of rooms = 15*9*4 = 540