Xavier plays football with his friends. During 15 minutes Xavier can score 2 goals on average. How many goals on average is Xavier able to score, when the match lasted for 2 hours?
Two hours means 2 * 60 = 
<gadget id="calculator">2*60</gadget>
<output>120</output>
120 minutes.
So in 2 hours, there are with 120 / 15 = 
<gadget id="calculator">120/15</gadget>
<output>8</output>
8 groups of 15 minutes.
So on average Xavier can score 8 * 2 = 
<gadget id="calculator">8*2</gadget>
<output>16</output>
16 goals.

<result>16</result>