The manager of the ice cream shop noticed that 90% of all club members brought along a family member who spent an average of $18 in the shop. The tax on their bill was 5.5%. What was the total amount spent by the family members in one year? What would each family member have to spend, on average, to generate $5,000 in income before sales tax? What would each family member's average bill be with sales tax?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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The manager of the ice cream shop noticed
that 90% of all club members brought along a
family member who spent an average of $18
in the shop. The tax on their bill was 5.5%.
What was the total amount spent by the
family members in one year? What would
each family member have to spend, on
average, to generate $5,000 in income before
sales tax? What would each family member's
average bill be with sales tax?
Transcribed Image Text:The manager of the ice cream shop noticed that 90% of all club members brought along a family member who spent an average of $18 in the shop. The tax on their bill was 5.5%. What was the total amount spent by the family members in one year? What would each family member have to spend, on average, to generate $5,000 in income before sales tax? What would each family member's average bill be with sales tax?
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