Question

Mr. Plum's math class of 25 students had an average of 85 on a test. Miss Scarlett's class of 22 students had an average of 87 on the same test. What is the average of the two classes combined?

Answer 1

Use ((85x25)+(22x87))/ 47 for this to get the answer of about 86 (rounded)

Answer 2

Add the two averages together and then divide it by 2. Thats your answer.