Question

At the karate school, Class A has 8 students with an average age of 6 years. Class B has 12 students with an average age of 9 years. The classes combine for a group workout.

What is the average age of the combined classes?

Enter your answer as a decimal in the box.

Answer 1

At the karate school, Class A has 8 students with an average age of 6 years. Class B has 12 students with an average age of 9 years. The classes combine for a group workout.

What is the average age of the combined classes?

Enter your answer as a decimal in the box.

7.8 years

Step-by-step explanation: I took the test and got it correct but I will do it below

8*6=48

12*9=108

48+108=156

156/20=7.8 Hope this helps!

Answer 2

Answer: I took the test and the answer is 7.8

Good luck!