Question

Use the table shown to answer problems 10dash11.
10. A county fair charges ​$9 for general admission and ​$1.50 for each ride. Use the pattern in the table to find the cost of 5 rides and 8 rides. Then write an equation for the pattern.
11. Find the cost c for 14 rides.
Ride​s, r
​Cost, c
3
​$13.50
4
​$15.00
5
6
​$18.00
8
Question content area bottom
Part 1
10. Complete the table.
Ride​s, r
​Cost, c
3
​$13.50
4
​$15.00
5
​$
  
16.50
6
​$18.00
8
​$
  
21.00
Part 2
Write an equation for c in terms of r.
  
enter your response here
​(Use the operation symbols in the math palette as needed. Type an equation. Use integers or decimals for any numbers in the​ equation.)

Answer 1

Part 1 — completed table:
- r = 5 → c = $16.50
- r = 8 → c = $21.00

Part 2 — equation:
c = 9 + 1.5r

Problem 11 — for r = 14:
c = 9 + 1.5(14) = 9 + 21 = $30.00