Answer:
7 hours or 420 minutes.
Step-by-step explanation:
0.5 = 30 minutes
1.0 = 60 minutes
2.0 = 120 minutes
1.5 = 90 minutes
2.0 = 120 minutes
= 420 minutes
Every hour is 1.00 so 0.5 would be 30 minutes. I'll allow you to add up the time now.
Answer:
8.13
Step-by-step explanation:
Answer:
15 students still haven't given their speeches
Step-by-step explanation:
2/3 of 60 is 40
60 - 40 = 20 left
1/4 of 20 is 5
20 - 5 = 15
15 students still haven't given their speeches
Answer:
1.5
Step-by-step explanation: