In track last week, the boys ran 20 laps. The girls ran 10 more
laps. Each lap is a 1/10th of a mile. How many miles did the girls run?  Pick
A) 1 mile
B) 3 miles
C) 5 miles
D) 7 miles
E) 9 miles
The girls ran 20 + 10= 
<gadget id="calculator">20 + 10</gadget>
<output>30</output>
30 laps. 30 x 1/10= 30/10, which reduces to 3.   The girls ran 3 miles   correct answer 3 miles
<result>B</result>
In track last week, the boys ran 20 laps. The girls ran 10 more
laps. Each lap is a 1/10th of a mile. How many miles did the girls run?