# Questions on Algebra: Percentage and Pie Charts answered by real tutors!

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 Algebra: Percentage and Pie Charts Solvers Lessons Answers archive Quiz In Depth

 Question 340679: An author completed 10 chapters of his book in the first month. In the second month, he completed 5 chapters. By what percent did his chapter completion decrease? Click here to see answer by nyc_function(2733)

 Question 341311: There are more pupils in School A than School B. 30% of the pupils in School A is 45 more than 40% of the pupils in School B. If 10% of the pupils in School A leaves to join School B, there will be 200 more pupils in School A than School B. (a) How many pupils are there in School B ? (b) How many percent less pupils are there in School B than School A ? Click here to see answer by J2R2R(94)

 Question 342267: On Bill's football squad, 1/3 of the players walk to practice and 25% are driven by their parent. The remaining 15 players take the bus. How many members are on the football squad? Can you guys help me out with this one. Lots of thanks!!! Click here to see answer by MathTherapy(1420)

 Question 343169: on my algebra homework it asks 40% of what number is 20 and thats where I get stuck because i dont know if I should put the 20 over the 40 or vice versamfor the cross multipliacation Click here to see answer by solver91311(16868)

 Question 343263: there are 99 students and 36% drink milk in the morning. HOW MANY STUDENTS DRINK MILK FOR BREAKFEAST? Click here to see answer by haileytucki(390)

 Question 343547: Dinner guests ate 25 percent of an apple pie and 60 percent of a cherry pie. In all, how much pie was left? Click here to see answer by checkley77(12569)

 Question 344045: in cranston, taxis charge \$4 plus 90 cents per mile for an airport pickup. how far from the airport can ralph travel for \$17.50? Click here to see answer by checkley77(12569)

 Question 344492: If the sales tax on a \$30 item is 1.80, What is the sale tax rate? Click here to see answer by ewatrrr(10682)

 Question 344570: A salesperson's weekly paycheck is 25% less than a second salesperson's paycheck. The two paychecks total \$1275. Find the amount of each pay check. Click here to see answer by JBarnum(2044)

 Question 344774: express 12 out of 16 as a percent Click here to see answer by rfer(12644)

 Question 345133: a person standing on mars would weigh 38% of his earth weight. What is the mars weight of a person with the earth weight of 55 kilograms Click here to see answer by user_dude2008(1861)

 Question 345230: I need to convert numbers into a percentage to make a pie chart...how do I do this? the first # is 13 and the total number is 31. Click here to see answer by solver91311(16868)

 Question 345352: If I sold a car for \$4680.00 and made a 20% profit, how much did I pay for the car ? how do I figure this out ? Click here to see answer by rfer(12644)

 Question 346171: find the total cost of a pair of jeans that costs \$32 and has an 8% sales tax. Click here to see answer by stanbon(57214)

 Question 346207: Eric deposited \$4000 into an account with 2.4% interest, compounded annually. Assuming that no withdrawals are made, how much will he have in the account after 10 years? Do not round any intermediate computations, and round your answer to the nearest cent. Click here to see answer by Fombitz(13828)

 Question 346686: Can someone help me and show me how to do this. \$5000 at 10% at 3 years Click here to see answer by solver91311(16868)

 Question 346685: Can someone help me and show me how to do this ]1.\$1000 at 8% for 5 years Click here to see answer by solver91311(16868)

 Question 345974: if a test was worth 100 points but the average was 70% and i got a 72%, what would i have (letter wise, a B or C)? thanks Click here to see answer by nyc_function(2733)

 Question 347175: if 48% of the students are female, there are 1,440 female, what is the total number of students in the college? Click here to see answer by ewatrrr(10682)

 Question 347181: the lenght of a rectangle is 2 1/5 yds, width is 1 2/3 yds. find the perimeter. find the slope and y intercept and graph. y=-2/3x+1 find x and y intercept and graph. 2x+3y=6 Click here to see answer by solver91311(16868)

 Question 347167: How much would you have in 10 years if you purchased a \$2,000.00 6-year savings certificate that paid 6% compounded annually? Click here to see answer by solver91311(16868)

 Question 347168: Suppose \$2,300 is deposited in an account for 6 years paying 6% compounded daily. What is the future value of the account? Click here to see answer by solver91311(16868)

 Question 347178: 4,320 real states agents in the country, if 3/4 are woman and the rest men, how many numbers of agents men? Click here to see answer by ewatrrr(10682)

 Question 347387: an alloy of metals is 25% copper. another alloy is 50% copper. how much of each should be used to make 1000 grams of an alloy that is 45% copper? Click here to see answer by josmiceli(9645)

 Question 349816: If the percent of increase is 16% and the new number is 522, how do we find the original number? Click here to see answer by jim_thompson5910(28476)

 Question 349937: a pro shop in a bowling alley drops the price of bowling balls 24% to a sale price of \$134.20. what was the original price? Click here to see answer by edjones(7569)

 Question 349951: an appliance store drops the price of a certain type of tv 18% to a sale price of \$410. what was the original price? Click here to see answer by rfer(12644)

 Question 349959: money is borrowed at 12% simple interest. after 1 year, \$896 pays off the loan. how much was borrowed originally? Click here to see answer by rfer(12644)
 Question 349959: money is borrowed at 12% simple interest. after 1 year, \$896 pays off the loan. how much was borrowed originally? Click here to see answer by stanbon(57214)

 Question 349965: money is borrowed at 11% simple interest. after 1 year, \$721.50 pays off the loan. how much was the borrowed originally? Click here to see answer by rfer(12644)

 Question 350147: after 25% reduction the table is \$120. what was the regular price? Click here to see answer by rfer(12644)

 Question 350194: How much principal, invested at 8% annual interest for 3 years, is needed to earn \$1000? Click here to see answer by solver91311(16868)

 Question 350193: How much interest will be charged on a student loan if \$8000 is borrowed for 9 months at a 19.2% annual interest rate? Click here to see answer by solver91311(16868)

 Question 350191: A retailer has some skirts that cost her \$24. If she sells them for \$31.20, find her rate of profit based on the cost. Click here to see answer by rfer(12644)

 Question 350654: Employees of a discount appliance store recieve an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originally costs \$450? Click here to see answer by jjordan95(63)