Alice had pounds of flour at the beginning of the week. at the end of the week, she had pounds. how much has she used?
1 answer:
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Stan worked 2h days this week
Step-by-step explanation:
The given is:
- Stan drives 30 minutes a day commuting to and from work
- He drove h hours this week
We need to find how many days he worked
∵ Stan drives 30 minutes a day
∵ 1 hour = 60 minute
∴ 30 minutes = hour
∴ Stan drives hour a day
∵ He drove h hours this week
- To find the number of days that he worked divide the total
hours he drove in this week by the hour he drives in a day
∴ The number of days = h ÷
- Change the division sign to multiplication sign and reciprocal the
fraction after the division sign
∵ The reciprocal of =
= 2
∴ The number of days = h × 2
∴ The number of days = 2h
Stan worked 2h days this week
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