Question

a long distance race begins with 12 runners from team a and 12 runners from team b. 3 runners from team a and 6 runners from team b do not finish the race. what percentage of the runners who finish the race are from team a?

Explanation:

Step1: Calculate total runners

$12 + 12=24$

Step2: Calculate finish - runners from Team A

$12 - 3 = 9$

Step3: Calculate finish - runners from Team B

$12 - 6 = 6$

Step4: Calculate total finish - runners

$9+6 = 15$

Step5: Calculate percentage of finish - runners from Team A

$\frac{9}{15}\times100\% = 60\%$

Answer:

60%