SAT Math: System of Equations 3

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2. A philly cheesesteak costs $8.20 and an order of fries costs $3.20 at a food truck. Tammy bought a total of 5 menu items, spending $26. How many orders of fries did she buy?

3. A city ordered from a landscaping company twice for an Arbor Day planting event. The first order was for 22 shrubs and 4 trees for $768. The second order was for 11 shrubs and 6 trees for $580. How much does one tree and one shrub cost in total?

4. The difference of two numbers is 8. Their sum is 20. Find the numbers. (write your answer as 1,2 with no spaces and the smaller number written first)

5. A boat traveled 168 miles downstream and back 168 miles. The trip downstream took 6 hours and the trip back took 7 hours.

What is the speed of the boat in still water? (round to the nearest whole number)

6. A boat traveled 168 miles downstream and back 168 miles. The trip downstream took 6 hours and the trip back took 7 hours.

What is the speed of the current?