There are 20 bicycles, 10 cars and 5 motorcycles in the garage at Connor's house. How many wheels are there in the garage?
The number of bicycle wheels is 2 * 20 = 
<gadget id="calculator">2*20</gadget>
<output>40</output>
40.
The number of car wheels is 4 * 10 = 
<gadget id="calculator">4*10</gadget>
<output>40</output>
40.
The number of motorcycle wheels is 2 * 5 = 
<gadget id="calculator">2*5</gadget>
<output>10</output>
10.
There are 40 + 40 + 10 = 90 wheels in the garage.

<result>90</result>