Answer:
12:00pm
Step-by-step explanation:
at 11am,the bottle is empty. the bottle fills in intervals of 1/4 every 30 minutes
5/6 of the boys brought their lunch.
In order to determine the answer you need to divide 5/9 by 2/3 in which will give you 5/6.
Answer:

Step-by-step explanation:
9 pencils cost $7.74
6 pencils cost x
The ratios are

According to the alternendo property,

Answer:
15:7
Step-by-step explanation:
you put the numbers in order first the number of on time trains to off time trains
Answer:
b
Step-by-step explanation: