Two sections of a class took the same quiz. Section A had 15 students who had a mean score of 80, and section B had 20 students who had a mean score of 90. Overall, what was the approximate mean score for all the students on the quiz?
A. 84.3
B. 85
C. none of these
D. cannot be determined
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Two sections of a class took the same quiz. Section A had 15 students who had a mean score of 80, and section B had 20 students who had a ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
Solve for y 12x - 3y = 15
Answers (1)
Round 47.28351 to the nearest thousandth
Answers (2)
Consider each set of ratios. Are all of the ratios equivalent? () = bubble in circle Select Yes of No for the sets of ratios in A-C. A. 2/3, 6/9, 18/24 Yes () No () B. 4/20, 5/25, 6/30 Yes () No () C. 12 : 20,30 : 50, 75 : 125 Yes () No ()
Answers (1)
Mitchell needs to take 2 medications. One medication he takes every 4 days, the other he takes every 3 days. On which day will he take both medications. Is this a GCF or LCM question and solve.
No Answers
What is the measure of angle BDC?
Answers (1)
New Questions in Mathematics
Suppose that y varies inversely with x. write a function that models the inverse function. x = 1 when y = 12
Answers (1)
Using the graphing above find the total surface area of the right square pyramid if the height is 24 and the base edge is 16
Answers (1)
The movie that mike watched lasted 1 hour and 26 minutes. How many minutes did the movie last
Answers (1)
Margo spends 0.25 of her paycheck on a new dress, 1/8 of her paycheck on shoes, and $24 on a birthday present. If she spent $60 altogether, how much was Margo's paycheck?
Answers (1)
Describe the diffrence between a molecule and a compound
Answers (2)