Rob is crocheting scarves for a craft fair. He will give away the first 2 scarves and will sell the rest for $8 each. His scarves are very popular and people always buy all that he is willing to sell. Rob's goal is to earn at least $75. If n represents the number of scarves which Rob needs to crochet to meet his goal, which of the following inequalities best models the situation described above? A 8n – 2 > 75 B 8n > 75 – 2 ... 8(n – 2) > 75 (8 – 2)n > 75
Rob is crocheting scarves for a craft fair. He will give away the first 2 scarves and will sell the rest for $8 each. His scarves are very popular and people always buy all that he is willing to sell. Rob's goal is to earn at least $75. If n represents the number of scarves which Rob needs to crochet to meet his goal, which of the following inequalities best models the situation described above? A 8n – 2 > 75 B 8n > 75 – 2 ... 8(n – 2) > 75 (8 – 2)n > 75
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Rob is crocheting scarves for a craft fair. He will give away the first 2 scarves and will sell the rest
for $8 each. His scarves are very popular and people always buy all that he is willing to sell. Rob's
goal is to earn at least $75. If n represents the number of scarves which Rob needs to crochet to
meet his goal, which of the following inequalities best models the situation described above?
A
8n – 2 > 75
B)
8n > 75 – 2
8(n – 2) > 75
D
(8 – 2)n > 75
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