Systems of Linear Equations
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1-
30 morpho granadensis@$4.15 per pupa
33 battus polydamus@$1.50 per pupa
What is the total cost
2-
A Coast-Guard patrol boat travels 4 hr on a trip downstream with a 6-mph current. The return trip against the same current
takes 5 hr. Find the speed of the boat in still water
3-
Tim's student loans totaled $15,500. Part was a Perkins loan made at 10% interest and the rest was a Stafford loan made at 5% interest. After one year, Tim's loan accumulated $925 in interest. What was the amount of each loan?
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1
30 morpho granadensis@$4.15 per pupa
33 battus polydamus@$1.50 per pupa
What is the total cost?
Total cost = 30 x 4.15 = 124.50
Total cost = 33 x 1.50 = 49.50
2- A Coast-Guard patrol boat travels 4 hr on a trip downstream with a 6-mph ...
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