Questions on Word Problems: Problems on percentages, ratios, and fractions answered by real tutors!

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Question 179787: A total of $50,000 is invested in two funds paying 8% and 8.5% simple interest. The annual interest is $4120. How much is invested in each fund?
Click here to see answer by Mathtut(3670)

Question 180048: Anthony, Bill and Chris are all given the same amount of money to spend at the fair. Anthony spends two-thirds of his money, Bill spends three-quarters of his, and Chris spends four more dollars than Bill. At the end of the fair, they have a combined total of 22 dollars left. How much does Chris have left?
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Question 180504: Kay spends 205 min/week exercising. her ratio of time spent on aerobics to time spent on weights is 3 to 2. how many minutes per week does she pend on aerobics and how many on weights

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Question 180705: In a class of 30 students,50% went to library. how many students went to library?(15). At the sme time 10 of the students helped with the canned food drive. What fractional part of the class is that? What Percentage is that?
THe rest of the students stayed in the classroom to finish their homework. What fraction of students stayed in the classroom?.(1/6) What percent is that? I can't figure the percentages. Can you show me how you got the answer also. I put some of my answers in parentheses. Thank you for your help
Click here to see answer by ankor@dixie-net.com(15652)

Question 180812: Eleven groups of people were checking into a hotel. Group one made up 1/4 of the total number of people. Group two made up 2/6 of the total number of people. Group three made up 1/8 the total number of people. Group four made up 1/12 the total number of people. Group five made up 1/32 the total number of people. Group six made up 1/24 the total number of people. Group seven made up 1/16 the total number of people. Group eight made up 1/64 the total number of people. Group nine made up 1/64 the total number of people. Group ten made up 1/48 the total number of people. Group eleven consisted of 240 people. What was the total number of rooms needed if each room could be occupied by just one person?
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Question 181280: 1) an investment of $1500 paid an interest of $45 during a period . how much interest would an investment of $2000 invest at the same rate for the same length of time pay?
2) in baseball a players battingaverage is the ratio of hits to the number of times he or she has batted . Thus if the player has an average of .300 it means he or she got 300 hits out of 1000 at bats . in order to have an average of 300 ,how many hits would the batter have to get in .400 times at bat?

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Question 181333: The population of Baytown dropped 12% from one year to the next to a total of 158,400. What was the former population?
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Question 180857: jennifer's annual salary increased from $27000 to $47000 over the last five years. find the percent increase in her salary during this time period. round to the nearest tenth of a percent.
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Question 181436: A chemist needs 10 L of a 50% alcohol solution. She must mix a 40% solution and a 65% solution. How many liters of each required to obtain what she needs?
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Question 181455: Valerie's monthly electric bill last year was $125. This year, her monthly electric bill is $150. What is the percent of increase from last year to this year?
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Question 181597: A dealer bought a tape cassesse recorder for $98, she wants to make a profit of at least 25% of the amount to be paid by the purchaser after allowing a discount of 8%, What should the marked price of the recirder be before the discount?
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Question 182220: carmelo puts 2,200.00 into a savings bonds that pay interest rate of 3.4%. how much money will the bonds be worth at the end of 5.5 years.
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Question 182294: Lemon drops are to be mixed with jelly beans to make a 100 pound mixture priced at 1.48 per pound. Lemon drops coat 1.90 per pound, and jelly beans cost 1.30 per pound. How many pounds of each need to be used to make the mixture cost 1.48 per pound.
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Question 182321: Dae Soo walks for 7 days. Here are the miles he walks during each of his first 4 days. Based on his patten, how many miles will he walk on the 7th day?
3 and 1/2, 4 and 3/4, 6, 7 and 1/2.
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Question 182344: Fred invested $350 in the stock market. The value of his investment increased by 25%, and then later decreased by 40%. How much did the investment decrease in value from the time he first invested?
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Question 182600: In a soccer match 58% spectators are supporting team A and the rest are supporting Team B. What is the total number of spectators if number of spectators supporting Team B is 5691?
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Question 175108: write the percent as a fraction. simplify if possible
19.68% 20. 35% 21. 79%

please tell me what u do so i can understand

Click here to see answer by Alan3354(30993)

Question 182647: Force on running shoes. The ratio of the force on the shoe soles to the weight of a runner is 3 to 1. What force does a 130-pound jigger exert on the soles of her shoes?
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Question 182714: A sack contains red and blue marbles. The ratio of red marbles to blue marbles is 4:3. If there are 18 blue marbles in the sack, how many red marbles are in the sack?
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Question 183221: What is 5/15 as a percentage?
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Question 183293:
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Question 183334: Three tennis balls are tightly packed in a can.(circular cylinder). What fraction of the volume of the can is occupied by the tennis balls?
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Question 183643: if x is 90% of y . what percent of x is y ?
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Question 183970: 4. Sabrina's boss states that she will increase Sabrina's salary from $12,000 to $14,000 per year if she enrolls in business courses at a local community college. What percent increase in salary will result from Sabrina taking the business courses?
May you please show me how you came about of the answer.
Click here to see answer by stanbon(57347)

Question 184098: Supposa a basketball player made 8 of 12 throws. What is her free throw success?
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Question 184151: The scruffy dog company sold 5,600 dog booties last year and 4,800 dog booties this year. By what fraction did their sales decrease this year as compared to last year?
I need to know how to solve the problem. Thanks!
Click here to see answer by checkley77(12569)

Question 184367: One-third of the members on the karate team are in the seventh grade. Of the remaining team members, 50% are in sixth grade, and 12 are in eighth grade. How many students are on the karate team?
Logically I know 36 students: 12- 6th, 12- 7th and 12 8th. I know 1/3n is the 7th and 1/2(2/3N) is the sixth How do I set it up in an equation to solve?
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Question 184861: There are 45 students in Mrs Kelley's class. 45% of the students went to the computer lab. How many students is that?
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Question 185087: Roomates, Bill, Dan, and Ed went to the grocery store to do some shopping. They figure, based on how much of the time each one eats at their apartment, that Bill should pay 2/5 of the total bill, then Dan should pay 3/7 of the total bill, and Ed should pay the rest of the bill which was $138.00 How much Bill pay and how much Dan pay?
Click here to see answer by stanbon(57347)

Question 185205: *If the ratio of fast readers to slow readers is 9 to 5, and there are 4,716 fast readers, how many slow readers are there?*
I'm not quite sure how to solve this problem. Please show your work so I can understand it better.
Thank you
Click here to see answer by SavannahN95(2)

Question 185195: We are standing on a roof and we throw a ball from a certain height.The height of the bounce of the ball is equal to 70% of the height from where we threw it.
Also each successive bounce is 70% of the height it last bounced to.
If the height of the third bounce is 10.29m., at what height are we standing>????????????????????????????????? PLZZZZZZZZZZZZZZZ HELPPPPPPPPPPP !!!!!!!!!!!!! I ReALLY NEED HELPPPPPPPPPPPPPPPPPP !!!!!!!!!!
Click here to see answer by Edwin McCravy(8909)

Question 185320: How many soldiers are there in a group of 27 sailors and soldiers if there are four fifths as many sailors as soldiers?
Question is from sample test.The answer is 15,but does not make any sense to me.Please help!
For me 4/5 sailors is 21.6 people from that group ,and 1/5 soldiers of 27 is 5.4 people.So I understand that is 22 sailors and soldiers will be 5.
Plesae explain how to solve this problem.Why answer is 15?
Thank you.
Click here to see answer by josmiceli(9680)

Question 185627: Multiply the following 2 numbers and give answer in scientific notation.
6.53x10^-2 and 0.00026x10^3
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Question 185622: A baker wants to bake 17 loaves of bread. If it takes 2and1/4 kilograms of flour for 2 loaves, how many grams of flour are needed?
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Question 186084: The question is, how would you compare how carlos spent his time on various activities over the weekend? Explain.
activity: number of hours:
sleeping 18
eating 2.5
recreation 8
talking on the phone 2
watching t.v. 6
doing chores or homework 2
other 9.5
I'm suppose to use ratio. Do I compare them all by the total number of hours or compare them with pairs like sleeping and talking on the phone?

Click here to see answer by vleith(2825)

Question 186072: I just can't figure this problem out ... totally lost ...
For a certain type of job, it costs a company an average of $231 to train an employee to perform the task. The standard deviation is $5. Find the minimum percentage of data values that will fall in the range of $219 to $243. Use Chebyshev's theorem.
I began by identifying the $5 std deviation;
From there I took the sum of $219 to $234 (range) and spread the range by 5 std devs per range ... 219 224 229 234 239 244 ...
at this point, I'm stumped ... this is from my 2nd class and I have 10 more to go so I've gotta understand this and I don't. Please help.

Click here to see answer by Edwin McCravy(8909)

Question 186163: in a school there are 1000 boys and 800 girls. calculate the percentage of boys and girls.
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Question 186161: in a class of 48 students,4 are absent.what percent is absent?
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Question 186208: rahim saves 45% of his income. his income is 90,000 per year,find how much he saves?
pls reply me soon
Click here to see answer by Mathtut(3670)

Question 186207: rahim saves 45% of his income. his income is 90,000 per year,find how much he saves?
pls reply me soon
Click here to see answer by Mathtut(3670)

Question 186292: Write an equation to find the three consecutive numbers that equal 63
Click here to see answer by Alan3354(30993)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220