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

Tutors Answer Your Questions about percentage (FREE)

Question 365994: Calculate the following percentages.
20% of 30
42% of 57
35% of 89
Click here to see answer by Alan3354(69443)

Question 366649: Hello,
Can someone show me how to figure out Measure of Central Angle (in degrees.
Type Frequency
O+ 6
A+ 6
B+ 2
O- 1
A- 1
AB+ 1
B- 1
Percentage of total for the percentage I divided the frequency by total which is 18

Measure of Central Angel in Degrees Here is where I am lost. It is a Central Angel for a pie chart.
Please help me.
Thank you, I sorry it just that I have been out of school for 15 years and I get confused.

Click here to see answer by edjones(8007)

Question 366743: The price of pair of shoes is reduced in a discount sale.If the present price is Rs.360.Find its original price.
Click here to see answer by mananth(16949)

Question 367289: A company reduced its number of stores from 49 to 23, What was the percent decrease in the number of stores for the company?
Can you tell me step by step what I need to do to answer this question, please?
Click here to see answer by unlockmath(1688)

Question 367448: write 5/6 as a percent. write the remainder in fractional form.

Click here to see answer by rfer(16322)

Question 367731: Music cd's are on sale. The original price was $ 20.00. The sale price is $ 25.00. What is the percent saving?
Click here to see answer by Fombitz(32388)

Question 368842: find the total cost of a pair of jeans that cost $32 and has an 8% sales tax
Click here to see answer by neatmath(302)

Question 368842: find the total cost of a pair of jeans that cost $32 and has an 8% sales tax
Click here to see answer by fractalier(6550)

Question 368725: A total of 50 juniors and seniors were given a mathematics test. The 35 juniors attained an average score of 80 while the 15 seniors attained an average of 70. What was the average score for all 50 students who took the test?
Click here to see answer by Fombitz(32388)

Question 369382: When she bought a stove Ming made a 20% down payment of $82.50. What is the purchase price of Ming's new stove?
Click here to see answer by rfer(16322)

Question 369386: Clara placed $650 in a savings account that pays 4% simple interest. How much interest will Clara earn from this account if she leaves her money in for 18 months?
Click here to see answer by mananth(16949)

Question 204: what percent of 1800 is 400?
Click here to see answer by chawki(7)

Question 370238: A group of people take a survey, 719 (71%) of people answered no, how many took the survey in total?

Click here to see answer by Fombitz(32388)

Question 370472: The price of a product is reduced by 12%. By what percentage must the sales grow, if the profit should be the same.
Please help by explanation or just a rule
Click here to see answer by stanbon(75887)

Question 371046: How many pints or a 10% lemon juice marinade must be mixed with 20 pints of a 60% lemon juice marinade to get a 30% lemon juice marinade?
Click here to see answer by Fombitz(32388)

Question 372108: If the fee to cash a check is 10% but you charge them 5% instead, what percentage discount did you give them?
Click here to see answer by ewatrrr(24785)

Question 372290: 3 is 1.5% of what number?

Click here to see answer by rfer(16322)

Question 372387: please explain how to solve: if p is 64% of q, then q is what percent of p?
Click here to see answer by nyc_function(2741)

Question 372567: 54 is 24% of what number.
I came up with
54=0.24*y
54/0.24
y=225
Am I correct
Click here to see answer by Fombitz(32388)

Question 372578: The U.S. Centers for Disease Control recommends that for a typical 2000-calorie daily diet, no more than 65 g of fat be consumed. In the first three days of a four-day vacation, Teresa consumed 55 g, 80 g, and 70 g of fat. Determine how many grams of fat Teresa can consume on the fourth day if she is to average no more than 65 g of fat per day.
Click here to see answer by ayalyaniv(6)

Question 372733: the sneaked store at the mall is having a sale. sneakers that sell $68.00 have a discount of 25%. if you buy them on wednesday you get an additional $5.00. what percent is the total discount if you buy on wednesday?
Click here to see answer by rfer(16322)

Question 373203: what is 30% of $70.00
Click here to see answer by SadieKhan(31)

Question 373446: Rob typically earns $523 per week, of which $115.o6 is withheld for taxes. What percent of Rob's earnings are with held each week?

Click here to see answer by rfer(16322)

Question 373544: steps on how to find the final price of each item
when you have this problem
dress:$70.00
Discount:30%
tax:7%
Click here to see answer by rfer(16322)

Question 373768: How do you turn a number or fraction into a percentage?
Click here to see answer by rfer(16322)

Question 374623: Liz needs to buy soft drinks for a party for 30 people. When she gets to the store, she finds that she can buy six cans for $2.10. She assumes that each person will drink two cans. When she checks her wallet, she finds that she has only $20. Does she have enough money to buy the soft drinks? Explain your reasoning.
Click here to see answer by jim_thompson5910(35256)

Question 374624: The population of a city is 350,600. If 0.1% of the population
earns more than $200,000, about how many people are in this category?

Click here to see answer by rfer(16322)

Question 374755: Find the percent if the whole is 4400 and the part is 108 4/9?
Click here to see answer by rfadrogane(214)

Question 374806: The price of one pair of socks is 3.50 � , the price of a pack of 6 pairs is 19.50 �.
By what percentage are the socks cheaper when you buy a pack of 6 ?
Any help ?
Click here to see answer by Fombitz(32388)

Question 375337: Can someone help solving this problem!!
Soybean meals is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360-1b mixture that is 11% protein.
How many pounds of the corn meal should be in the mixture?_____
Click here to see answer by mananth(16949)

Question 375597: if you eat 1/4 of a pie,what percentage is left?
Click here to see answer by user_dude2008(1862)

Question 375987: solve
-15x=-20
Click here to see answer by rfer(16322)

Question 375988: area of triangle with base b and height h
a=1/2bh for b
Click here to see answer by rfer(16322)

Question 375983: perform the indicated operation and if possible simplify
-5/9+2/3
Click here to see answer by rfer(16322)

Question 375985: solve
17/35=-x
Click here to see answer by Fombitz(32388)

Question 375982: Write an equivalent expression without using grouping symbols.
-(-9x^6+8x+10)
Click here to see answer by rfer(16322)

Question 376092: What Percent of 45 is 9?
Click here to see answer by rfer(16322)

Question 376306: A clothing store purchased jackets for $40 each and put them on sale for $70. what was the percent markup on each jacket? Show your work.
Click here to see answer by checkley79(3341)

Question 376414: The table shows the minimum elevations of several countries. Give the elevation of the country in the table that has the lowest elevation (in meters).
Minimum Elevations
Country
Elevation (m)
Country A
-80
Country B
98
Country C
0
Country D
116
Country E
-157
Click here to see answer by Jk22(389)

Question 376505: original price of jeans which are reduced by 18% and now are �20 what is the answer please could you show the working out.
thank you
Click here to see answer by rfer(16322)

Question 376748: How do I dilute a 90% solution to 70%? Example: I have 8oz. of 90% solution. How much water do I add to make it a 70% solution?
Click here to see answer by Fombitz(32388)

Question 377430: 28 is what percent of 500?
280 over 500 = n over 100
.56X500= 280
Click here to see answer by rfer(16322)

Question 377282: I have a 90% solution of DMSO (solvent) that I want to dilute to 70%. (It is currently 90% DMSO and 10% water in the bottle). If I had 1 cup (8 ounces) of this solution in a bowl, how much water, in ounces, would I have to add to dilute it to a 70% solution?
Click here to see answer by robertb(5830)

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, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165