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Algebra: Percentage and Pie Charts

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Question 48588: 37.5% as a common fraction...how do you figure this out without a calculator??
Click here to see answer by onespal(2)

Question 48588: 37.5% as a common fraction...how do you figure this out without a calculator??
Click here to see answer by gwmath(1)

Question 48631: What number minus 33 1/3% OF IT equals 30. I know the answer is 45, but I do not know how to set up to get the answer. Please help!
Click here to see answer by AnlytcPhil(958)

Question 48709: how do i figure out hard questions like what is 21%of 79
Click here to see answer by stanbon(26261)

Question 48647: Edwin, thank you for your time. Yes, I do need you to work this problem out all the way. X minus 33 1/3% equals 30.
Click here to see answer by AnlytcPhil(958)

Question 48993: please help!
How much water should be added to 50ml of 25% acid solution to dilute it to a 10% acid solution?
A 75 ml
B. 7.5 ml
C impossible to do
Thank you!
Click here to see answer by tutorcecilia(2042)

Question 49029: Please help!
If there are 45 students in a biology class and 23 are girls, what is the probablity that a student chosen at random will be a boy?
A. 22/45
B about 49%
C. Both A and B
Thank you!
Click here to see answer by Nate(3495)

Question 49028: Please help!
Question:
If you guessed on this question and there were four choices for this problem, what is the percent of probability you will guess wrong on this question?
A. 25%
B. 50%
C. 75%
Thank you!
Click here to see answer by Nate(3495)

Question 49363: A boy delivers newspapers for The Daily News, Inc., and he keeps 12% of all the money he collects, One week he kept $28.00. How much money did he turn in to The Daily News, Inc.?
Click here to see answer by Nate(3495)

Question 49360: what is 6% of 120
what % of 8 is 150

when question like these are aske what is the key to knowing when to / or multiply
Click here to see answer by Nate(3495)

Question 49817: If subtotal is 165.88 and tax is 15.35 (total 181.23) what is the percentage that I'm paying?
Click here to see answer by stanbon(26261)

Question 49858: 85 is what percent 0f 60?
Click here to see answer by stanbon(26261)

Question 50874: how do you write a percent as a fraction
Click here to see answer by stanbon(26261)

Question 50980: If i spent 8.39 in canadian dollars and my credit card charged me US$ 7.66 What is the the currency rate? Please expalin. Thanks MP
Click here to see answer by checkley71(8405)

Question 52339: when a number is decreased by 30% the result is 140, what is the number?
when 50% of a number is added to it the result if 180, what is the number?
thank you very much..
Click here to see answer by sumanth18(2)

Question 52475: I need this worked out so I can understand on how to do it. Page 87
The problem is 12% of what is 48?
Click here to see answer by darq(90)

Question 52601: hi,
does a pie chart always have to add up to 100%?
Click here to see answer by checkley71(8405)

Question 52779: From Jan 1996 to Jan 2001 the number of internet hosts increased by 1054%. There were 109.6 million internet hosts in Jan 2001. What is the number of internet hosts in Jan 1996
Click here to see answer by EduDragon(8)

Question 53094: can you please explain this problem to me. I more or less have and idea but I can't come up with the answer. thanks
what number is 27% of 9.14
Click here to see answer by AnlytcPhil(958)

Question 53117: I am doing a survey of the inhabitants of a county. There are 240,000 people who live in the county. I have surveyed 300 of them. What percentage of the county's total population have I surveyed?
Click here to see answer by consc198(59)

Question 53453: what is the formula to find out why 600 over 3500 is 17% ?
Click here to see answer by checkley71(8405)

Question 53452: what is the formula to find out why 100 over 3500 equals 3%?
Click here to see answer by checkley71(8405)

Question 53627: 33 1/3% to a fraction

Click here to see answer by rchill(405)

Question 53794: Can someone help me on this problem?
I need to solve the following application?
If the total bill at a restaurant, including a 15% tip, is $65.32, what was the cost of the meal alone?
Thank, Lyn
Click here to see answer by stanbon(26261)

Question 53793: Can someone help me on this problem?
I need to somve the following application:
The electricity costs of a business decreased from $12,000 one year to $10,920 the next. What is the rate of decrease?
Thanks, Lyn
Click here to see answer by stanbon(26261)

Question 53792: Can someone help me on ths problem?
I need to solve the following application:
A chemist has 300 milliliters (mL) of solution that is 18% acid. How many milliliters of acid are in the solution?
Thanks,
Ashley
Click here to see answer by stanbon(26261)

Question 53791: Can someone help me on this problem?
I need to identify the rate, base, and amount in the following application. You do not need to solve the application at this point.
Ms. Jordan has been given a loan of $2500 for 1 year. If the interest charged is $235, what is the interest rate on the loan?
Thanks,
Ashley
Click here to see answer by stanbon(26261)

Question 53789: Can someone help me on this problem?
I need to identify the rate, base and amount in the following application You do not have to solve the applications at this point.
Paul invested $5000 in a time deposit. What interest will he earn for 1 year if the interest rate is 6.5%
Thanks, Ashley
Click here to see answer by checkley71(8405)

Question 53941: Can someone help me on this problem?
A survey of 400 people found that 66 were left-handed. What percent of those surveyed were left-handed?
Thanks,
Lyn
Click here to see answer by stanbon(26261)

Question 54160: I am a beginner.
I am stuck on correct answer for:
What percent of 12 is 18?
I am not using a specific book. I am just practicing...

Click here to see answer by checkley71(8405)

Question 53790: Can someone help me on this problem?
I need to identify the rate, base, and amount in the following application. You do not need to solve the applications at this point.
A chemist has 300 milliliters (mL) of solution that is 18% acid. How many milliliters of acid are in the solution?
Thanks, Ashley
Click here to see answer by checkley71(8405)

Question 54394: Can someone help me on this problem?
Ms. Jordan has been given a loan of $2500 for 1 year. If the interest charged is $275, what is the interest rate on the loan?
Thanks,
Sher
Click here to see answer by stanbon(26261)

Question 54447: One day, the temperature at 2:00 A.M. was 43°F, and by 3:00 P.M. the temperature was 56°F. What was the hourly rate of temperature change?
2°F/h This is the answer I got but it seems wrong can you help?
Click here to see answer by funmath(2873)

Question 54449: A rectangular garden is to be surrounded by a walkway of constant width. The garden's dimensions are 30 ft by 40 ft. The total area, garden plus walkway, is to be 1800 ft2. What must be the width of the walkway to the nearest thousandth?
After working the problem I came up with 3.860 ft and then after re working it because it looked wrong I cam up with 5.430 ft. Can you please help?
Click here to see answer by ankor@dixie-net.com(6693)

Question 54518: The price of a swimming pool has been discounted 20%. The sale price is 1210.75. What is the orignial list price of the pool?
Similar problem already solved but don't know how!-Discounted 16.5%, Sale price 1210.75. Find original price.
x-.165x=1210.75
.835x=1210.75 But Where did I get .835 from?!?
.835 .835
x=1450.
Click here to see answer by Nate(3495)

Question 54687: John Roberts has $42,180.53 in a brokerage account, and he plans to contribute an additional $5,000 to the account at the end of every year. The brokerage account has an expected annual return of 12 percent. If John's goal is to accumulate $250,000 in teh account, how many years will it take for John to reach his goal?
Click here to see answer by stanbon(26261)

Question 54831: Can someone help me on this problem?
I need to convert 1/2 to a percent.
Thanks, Lyn
Click here to see answer by hulamc723(15)

Question 54845: I need some help.
Enrique puts 12% of his monthly paycheck in an IRA. If he invests $72 in his IRA, how much was his paycheck?
Adriana
Click here to see answer by tutorcecilia(2042)

Question 54809: Can someone help me on this problem?
What interest will you pay on a $8,700 loan for 1 year if the interest rate is 9%?
Thanks, Ashley
Click here to see answer by funmath(2873)

Question 54877This question is from textbook Algebra 1 Concepts and Skills
: what distance is 24 percentof 710 miles?This question is from textbook Algebra 1 Concepts and Skills

Click here to see answer by tutorcecilia(2042)

Question 54910: Can someone help me on this?
I need to convert 6.3 to a percent.
Thank you,
Adriana
Click here to see answer by rapaljer(3620)

Question 54949: Can someone help me on this problem?
A principal of $5,000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the interest rate?
Thanks,
Sher
Click here to see answer by funmath(2873)

Question 54788: Can someone help me on this problem?
I need to convert 6.3 to a percent.
Is it 6.30%?
Thanks,
Sher
Click here to see answer by elima(1433)

Question 54870: I could really use some help with this problem. Thanks! The area of a rectangle is 45 square cm. If the length is 4 cm greater than the width, what are the dimension of the rectangle?
Click here to see answer by ankor@dixie-net.com(6693)

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