Jeremiah is saving money from a tutoring job. After the first three weeks he saved $135. Assume the situation is proportional. Use the unit rate to write an equation relating the amount saved s to the number of weeks w worked. At this rate how much will Jeremiah save after eight weeks?

Question

Efrain Dyer

Mathematics

2 March, 17:06

Jeremiah is saving money from a tutoring job. After the first three weeks he saved $135. Assume the situation is proportional. Use the unit rate to write an equation relating the amount saved s to the number of weeks w worked. At this rate how much will Jeremiah save after eight weeks?

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Lorelai Ross · Answer 1

After the first 3 weeks Jeremiah saved $135. If the situation is proportional:

$135 : 3 = $ 45. It means that he can save $45 for one week.

Therefore an equation is:

s = 45 * w,

where s is the amount saved and w is the number of weeks.

After 8 weeks:

s = 45 * 8 = $360.