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CAHSEE Math 1.5 Mathematical Reasoning 174 Views
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Description:
Mathematical Reasoning Drill 1 Problem 5. What other information is needed?
Transcript
- 00:03
Here’s your shmoop du jour...
- 00:05
Paul must find a summer job in order to earn
- 00:07
the $1800 he needs to afford that new shrink ray he’s had his eyes on.
- 00:11
Paul plans to make $600 a month for the three months he's off from school.
- 00:16
What other information is needed to determine the number of hours Paul needs to work each
Full Transcript
- 00:21
month so he can fulfill his plan? And here are the potential answers…
- 00:31
Option A, whether or not Paul is licensed to operate a shrink ray isn’t important
- 00:35
in determining how many hours he needs to work.
- 00:37
Although one hopes he is properly certified.
- 00:40
Option B is pretty important if Paul wants to make enough money to get that shrink ray…
- 00:45
…but again, it isn’t necessary information in regard to how many hours he needs to work.
- 00:50
Option C WILL help him figure out how many hours he needs to work.
- 00:55
If x is the amount the job pays per hour, then 600 over x will give the number of hours
- 00:59
per month he needs to work. Option C is the way to go.
- 01:02
As in, “Chop them down to size.”
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