# Questions on Algebra: Average answered by real tutors!

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 Question 699067: A basketball player averaged 20 points a game over the course of six games. His scores in five of those games were 23, 18, 16, 24 and 27. How many points did he score in the sixth game? Click here to see answer by Simnepi(204)

 Question 699233: on teh first 6 tests of his spanish test, brandon got an average score of 85. What does he need on the next test t have an overall average of 87? How to solve? Thanks! Click here to see answer by stanbon(60771)

 Question 699807: If I have a 75 average, what would a 60% on a test worth 25% make my average? Click here to see answer by Alan3354(34677)

 Question 700657: I'm having trouble with a word problem in my math class. The question is: "Five students took an algebra test. The average scores was 84. Four of the scores were 96, 68, 79, and 85. What score did the fifth student get?" I don't even know where to begin with this problem. Can you help? Click here to see answer by solver91311(18785)

 Question 700946: The integers y and z are positive. A group of y juniors and z seniors took a test. The average (arithmetic mean) score of the juniors was 75, the average score of the seniors was 87, and the average score of all the juniors and seniors combined was 84. Find the value of X and Y Click here to see answer by stanbon(60771)

 Question 701068: Hello, I have no specific question, but i am having problems on box plots(quartiles) and i have a test coming up. Click here to see answer by MathLover1(7480)

 Question 701102: if i have a 73% on something worth 12% and a 45% on something worth 20% what is my mark? Click here to see answer by Alan3354(34677)

 Question 701490: The average of 4 children is 10.the ages of 3 are 10,12,8.What is the age of the 4th child? Click here to see answer by stanbon(60771)

 Question 701687: So on my test, I missed one question. How did I get this question wrong? If y varies directly as x, and y=30 when x=4, find y when x=-10. (Algebra III; Variation) Click here to see answer by jim_thompson5910(29613)

 Question 701706: if dave scored 23,25,28,and 20 on his math tests,what is his average score Click here to see answer by jim_thompson5910(29613)

 Question 701771: My book says that the solution to |w+2| > -5 is all real numbers. Why? Click here to see answer by Edwin McCravy(9717)

 Question 701796: There is 53questions on a test,and you have to score a 90%. How many questions am I allowed to miss? Click here to see answer by jim_thompson5910(29613)

 Question 701739: Betsy was sick, so she had to make up an exam a few days after her class took a test. Without her test score, the class average was 71. If her score was 96 percent, how many students were in the class? Click here to see answer by ankor@dixie-net.com(16524)

 Question 701865: A student decides the instructor is blowing smoke when she says no grade will be averaged unless the document earning that grade is produced at the end of the semester in a portfolio, so he throws all his journals away. These papers count for 20 % of the final grade. The students other work (80%) average is 83. What grade will the student recieve in the course? Click here to see answer by solver91311(18785)

 Question 702118: Find values for x and y that fit both of the equations 5x+3y = 8 and 4x + 3y = -2. Click here to see answer by sofiyac(946)

 Question 702386: If I had an 70 average and got an 80% on a test which counts for25% of my average what would it bring my 70 average up to? Click here to see answer by ankor@dixie-net.com(16524)

 Question 702422: If my exam grades are 79, 93, 91, and 68, what grade would I need on my next exam to have an average of 80? I need to learn how to work this problem. Click here to see answer by jim_thompson5910(29613)

 Question 702804: Hi. I have a problem of 14-{2a+3[5a-4(b-3(2a+3b)]} I have done all the work up to getting 14-{89a+84b} Is my answer 14-89a+84b or is there one more step....not positive on what to do next. Thank you Click here to see answer by Alan3354(34677)
 Question 702804: Hi. I have a problem of 14-{2a+3[5a-4(b-3(2a+3b)]} I have done all the work up to getting 14-{89a+84b} Is my answer 14-89a+84b or is there one more step....not positive on what to do next. Thank you Click here to see answer by solver91311(18785)

 Question 702810: If I have a 73 average and I get an 100 on a test and it counts for 10% of the grade what would it bring it to Click here to see answer by jim_thompson5910(29613)

 Question 703212: Mary had an average score of 78 points over x number of tests. How many marks must she score for her next test so that she can get an average of 80 points? Click here to see answer by ankor@dixie-net.com(16524)

 Question 703307: A polygon has a side of 20m. What is the perimeter? Click here to see answer by Alan3354(34677)
 Question 703307: A polygon has a side of 20m. What is the perimeter? Click here to see answer by Nfrey78(18)

 Question 703392: During 1 term, Rachel took 2 math tests. Her mean score was 75. She scored 12 more points on the first test, then on the second test.how many did she score on the second test? Click here to see answer by checkley79(3056)

 Question 703874: the mean age of 3 people is 22 and their median age is 20. the range of their ages is 16. how old is each person? Click here to see answer by stanbon(60771)

 Question 703887: i have a final average grade of 97% in my geometry class, and we recently took the final exam. i got an 80% on my final and it counts as 10% of our final average grade. what is my final grade with the 10% of the final exam added in? Click here to see answer by KMST(2478)

 Question 703969: I have an 82 average and got a 95 on a test what is my average now? Click here to see answer by jim_thompson5910(29613)
 Question 703969: I have an 82 average and got a 95 on a test what is my average now? Click here to see answer by DrBeeee(577)

 Question 704007: How to solve problems like: Yoshi has exactly one dollar in dimes and nickels. If Yoshi has twice as many dimes as nickels, how many nickels does she have? I would like to learn how to solve these type of problems algebraically. Click here to see answer by algebrahouse.com(1283)

 Question 704104: Kathy has test scores of 88, 90, 91, and 78. What must she score on her next test to have an average of 84 for all five tests? Click here to see answer by lynnlo(4174)

 Question 704147: I have a 67 percent in science. I have a final exam worth 30 percent. What do I need on the test to stay above 50 percent as my final mark in the class. Click here to see answer by lynnlo(4174)

 Question 704938: In Wilburts math class his garde is based on the average of six tests,each wirth 100 points.Wilburt always worries about his grades.He knows that his average on the firsr four tests is 88.5. What is the lowest average he could get on his next two tests abd still average 90 overall? Click here to see answer by stanbon(60771)

 Question 705081: Thirty students took a test.The average grade for the whole class was 70 and the average of the twenty who passed was 80.What was the average of the one who failed? Click here to see answer by ankor@dixie-net.com(16524)

 Question 705276: if someone has a grade of 86% as their course grade and then they get a 0% on a test which counts as 20% of their final course grade, what would their final overall course grade be? Click here to see answer by Edwin McCravy(9717)

 Question 705389: If I have a 90% in a class, and I get an 80% on a test that counts 25%, what would my grade be? Click here to see answer by solver91311(18785)