Class 10R sat a test The mean mark for the class was 70% there are 30 students in class 10R, 20 of whom are boys the mean mark for the boys in the test was 62% work out the mean marks for the girls
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Class 10R sat a test The mean mark for the class was 70% there are 30 students in class 10R, 20 of whom are boys the mean mark for the boys ...” 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
What is the lowest trim for 9 5/10 + 11 4/5
Answers (1)
Which of the following estimates at a 95% confidence level most likely comes from a small sample a. 62% (+/-6%) b. 65% (+/-2%) c. 71% (+/-18%) d. 60% (+/-4%)
Answers (1)
What is the product in the simplest form? -8/9 x 5/6 A: - 1 B: - 13/15 C: - 20/27 D: - 1/5
Answers (1)
Suppose you deposit $2,500 in a savings account that pays interest at an annual rate of 4%. If no money is added or withdrawn from the account, answer the following questions. a. How much will be in the account after 4 years? b.
Answers (1)
There were 154 birds on the endangered species list in some year. this is 12 more than twice the number of reptiles on the list. How many reptiles were on the endangered species list in this year?
Answers (1)
New Questions in Mathematics
How long would it take to travel 200 meters at 5 m/s
Answers (1)
Type your answer in decimal form. Do not round. 7 days = a0 hours
Answers (1)
If you multiply two decimals that are less than 1, can you predict whether the product will be less than or greater than either of the factors?
Answers (1)
Jessie and Mia are playing the integer card game. The cards in Jessie's hand are 3, - 5, 9 and - 6. What is the total score of Jessie's hand?
Answers (1)
Solve: b2-23=-5b11+13.
Answers (1)