# Questions on Algebra: Average answered by real tutors!

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 Algebra: Average Solvers Lessons Answers archive Quiz In Depth

 Question 356391: Writing expressions for these: 12 and y more Is it 12+y 155 more than q Is it q+155 Click here to see answer by jim_thompson5910(28598)

 Question 356493: The sum of three consecutive even intergers is less than or equal to 42. Find the largest set of these numbers Click here to see answer by checkley77(12569)

 Question 356492: A student has an 80, 75, and 86 on 3 tests. What must her grade be on the next test if her average for the four tests is to be at least an 82? Click here to see answer by checkley77(12569)

 Question 356737: Kate took a math test that she missed due to sickness. Her perfect score of 100 points raises class average from 80 points to 81. How many students including her in the class took the test? Click here to see answer by robertb(4012)

 Question 356809: I need help with this problem because I don't see how I can figure out a mean if the remaining scores are not given. Please help and explain the logic. Thanks! The arithmetic mean of 10 test scores is 90. The top and bottom scores (55,98)are eliminated. What is the mean of the remaining set of scores? Click here to see answer by Fombitz(13828)
 Question 356809: I need help with this problem because I don't see how I can figure out a mean if the remaining scores are not given. Please help and explain the logic. Thanks! The arithmetic mean of 10 test scores is 90. The top and bottom scores (55,98)are eliminated. What is the mean of the remaining set of scores? Click here to see answer by stanbon(57409)

 Question 356604: The larger of two numbers is 6 times the smaller. If 5 less than the larger number equals the smaller plus 5, find the numbers. Click here to see answer by nyc_function(2733)

 Question 357818: Two classes took a test. Class A averaged 80 and class B averaged 90. The two classes together averaged about 83. Which class has more students? Click here to see answer by robertb(4012)

 Question 358291: There was 40 questions and I got 19 wrong, what would the percentage be? Click here to see answer by robertb(4012)
 Question 358291: There was 40 questions and I got 19 wrong, what would the percentage be? Click here to see answer by ewatrrr(10682)

 Question 358286: Please show steps: |x+5| - 4-1/2 (re: four and one half) > 7-1/2 (re: seven and one half) Click here to see answer by stanbon(57409)

 Question 358379: A student scores 73, 79, 77, 81 on four tests. To receive and 80 average, what must he score on the fifth test? Click here to see answer by unlockmath(1603)

 Question 358909: if a student makes an 83, 82, 75 on a test what must he make on the next test to have a 89 average Click here to see answer by neatmath(300)

 Question 358991: if sarah has grades of 77 and 91 on her first two test. If she wants atleast 80 after her third test, what score must she make on that test? Click here to see answer by mananth(12270)

 Question 359434: if i have an 87 average in math and i want to bring it up to a 90 wat should i get on my next test? Click here to see answer by mananth(12270)

 Question 359663: how do i find the average of 12 11 9 7 1 Click here to see answer by Fombitz(13828)

 Question 359671: You have a mean score of 84 after taking five 100-point tests. What do you need to score on the sixth 100-point test to have a mean score of 85? I tried: 84+x/2=85 2(84+x/2)=(85)(2) 84-84+x=170-84 x=86 The problem is that I have multiple choice answers and 86 is not one of the answers (the answers are: A. 85 B. 89 C. 90 D. 92 Click here to see answer by ewatrrr(10682)

 Question 360021: a man started selling magazine subscriptions he sold twice as many each day over the day before after five days he sold a total of ninety three magazine subscriptions. What is total magazine subscriptions for the third day? Click here to see answer by robertb(4012)

 Question 360074: The ratio of orange juice to pinapple juice in tropical treat punch is 4 to 3 bill has 64 oz of orange juice how much pinapple juice does he need? Click here to see answer by mananth(12270)

 Question 360473: Please help me quickly....The average score of a cricketer for 10 match is 43.9 runs. If the average for the first six matches is 53, the average for last four matches is a)17.15 b)29.75 c)30.25 d)31 Click here to see answer by ewatrrr(10682)

 Question 360601: What is the average (arithmetic mean) of 8,7,7,5,3,2,and 2? Click here to see answer by jim_thompson5910(28598)

 Question 360459: Average score of cricketer in 2 matches is 27 & in 3 others is 32. Then his average score in 5 matches is what? Click here to see answer by mananth(12270)

 Question 360737: a car averages 28.7 miles per. gallon. how many gallons used on a trip 501.5 miles round to the nearest tenth. Click here to see answer by ewatrrr(10682)

 Question 361048: Help Please: Determine a relationship between the x and y values in the relation {(1, 4), (2, 7), (3, 10), (4, 13)} write an equation Click here to see answer by robertb(4012)

 Question 361208: A can do a piece of work in 20 days which B can do it in 12 days. B worked at it for 9 days. A can finish remaining work in: a)3 b)5 c)7 d)11 Click here to see answer by mananth(12270)

 Question 362291: ho to solve problem if a student has grades of 70 and 90 on first two test and they want an average of at least 74 what possible scores can she make on her thrid test Click here to see answer by rfer(12675)

 Question 362378: If the average of 8,11,25 and p is 15, then 8+11+25+p=?. Is there any way of doing this type of problem without just guessing numbers and putting them in there? Click here to see answer by mananth(12270)
 Question 362378: If the average of 8,11,25 and p is 15, then 8+11+25+p=?. Is there any way of doing this type of problem without just guessing numbers and putting them in there? Click here to see answer by Fombitz(13828)
 Question 362378: If the average of 8,11,25 and p is 15, then 8+11+25+p=?. Is there any way of doing this type of problem without just guessing numbers and putting them in there? Click here to see answer by tessmaths(2)

 Question 362379: what is the value of x if the average of 2,3,4,6,x, is 3? Click here to see answer by Fombitz(13828)
 Question 362379: what is the value of x if the average of 2,3,4,6,x, is 3? Click here to see answer by mananth(12270)

 Question 362364: Hannah and Freancine have \$120.00. Hannah and Peter have \$230.00. Peter has 6 times as much money as Freancine. How much money does Hannah have? (real-world problems: Multiplication and Division) Click here to see answer by robertb(4012)

 Question 362361: larry is 10 years old and his sister is 7 years old. In how many years time will their total age be 25 years. (Real world problems: Multiplication and division) Click here to see answer by sudhanshu_kmr(1152)

 Question 114835: an alloy of metals is 20% copper. another alloy is 50% copper.how much of each should be used to make 1000 gram of an alloy that is 45% copper? Click here to see answer by k.boy(1)

 Question 363024: if the average score of 20 students is 85 and 14 students got more than 85 then what is the lowest score that a student can achieve out of the remaining 6 students? Click here to see answer by ankor@dixie-net.com(15661)

 Question 363159: I got an 87% on a test with 75 questions...how many did I miss? Click here to see answer by Fombitz(13828)