Paula wants to ride the go-karts 1 time and the bumper cars 4 times. It costs 4 tickets to ride the go-karts and 5 tickets to ride the bumper cars. How many tickets does Paula need?
Paula wants to go on the go-kart 1 time and the bumper cars 4 times.
The number of tickets needed for the go-karts is 1 * 4 = 
<gadget id="calculator">1*4</gadget>
<output>4</output>
4.
The number of tickets needed for the bumper cars is 4 * 5 = 
<gadget id="calculator">4*5</gadget>
<output>20</output>
20.
Paula needs 4 + 20 = 
<gadget id="calculator">4+20</gadget>
<output>24</output>
24 tickets.

<result>24</result>