Answer:
4
Step-by-step explanation:
Answer:
2.5 hours
Step-by-step explanation:
Basically you can see there is 2 hours. Then since there is half an hour left, it will be .5 hours.
So you now have 2.5 hours.
Answer:
20
Step-by-step explanation:
just divide 600 by 30
B. 9
3+3+7-4
6+7-4
= 9
The answer is B.