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
27 divided by 40 is equal to 0.675.
Answer:
370
Step-by-step explanation:
50 + x = 420
x = 420 - 50
x = 370
