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Delvig [45]
3 years ago
14

I do not understand this question... Could somebody please explain?

Mathematics
1 answer:
kykrilka [37]3 years ago
3 0
Students to student assistants

3rd period is 85:5
fractionify and simplify
85/5=17/1
17:1

7th period is 51:3
51:3
51/3
17/1
17:1

if they are proportional, then they are equal when simplified

17:1 is 3rd period
17:1 is 7th period
they are equall

they are poropoertional
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(+) finance charge on sep 28, $ 18 *(19.5*17 ) / (100 * 365) = $ 0.17

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Answer:

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Step-by-step explanation:

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