Answer:
5 rooms
Step-by-step explanation:
4 rooms = 9 hours
9 hours = 540 minutes
1 room = 540 ÷ 4 = 135 minutes
60 x 12 = 720 minutes (12 hours)
720 ÷ 135 = 5.33333
5.3333 estimated to nearest whole number = 5
You basically need to set up a porporion:
1.6/2.4 = x/7.2
x=4.8
3,-2 is the right answer i think
Answer:
35 cm
Step-by-step explanation:
is the correct answer