Round 7, 488 to the nearest thousands
2 answers:
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So he worked 30.5 hours, he just didn't write some of the hours down. To find the hours he didn't write down, you subtract 8+
+ 
from 30.5, which equals 
Answer: 960 calories
Step-by-step explanation:
Given
Each hamburger has 50 more calories than each order of fries
Suppose each order of fries has calories
so, hamburger has calories
There are total of 1700 calories available. Thus, we can write
So, each order of fries has calories
For 3 orders, it is calories