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

Tutors Answer Your Questions about percentage (FREE)

Question 300902: a fund raised $3276,which is 70% of its goal so how much more mustbe raised
Click here to see answer by Fombitz(13828)

Question 301358: A 60% acid solution is to be mixed with a
80% acid solution to produce 20 Liters of a
65% acid solution. How many liters of each
solution is needed?
Click here to see answer by josmiceli(9681)

Question 301373: I have a sum of $30,632.12 that needs to be separated the following three ways:
.50, .50, and .25 How do i do this breakdown?
Click here to see answer by Edwin McCravy(8909)

Question 301373: I have a sum of $30,632.12 that needs to be separated the following three ways:
.50, .50, and .25 How do i do this breakdown?
Click here to see answer by richwmiller(9143)

Question 301389: I have a question asking if a ball bounces 40% or 2.5feet what is the height the
ball has been dropped from.
Click here to see answer by solver91311(16897)

Question 301398: If a test has 55 questions and I miss 14 questions what percent will I make
Click here to see answer by Fombitz(13828)

Question 301691: an electronic device that previously sold for $21 has been reduced to $17.43. the price reduction, rounded to the nearest whole percent, is
Click here to see answer by Alan3354(30993)

Question 301690: last month, a factory produced 800 television sets. this month, the same factory produced 1064 television sets. the increase in production from last month to this month is
Click here to see answer by Alan3354(30993)

Question 301897: A one month supply of Multivitamins cost $28. A two month supply cost $49. How much money is a guest saving by purchasing a two month supply?

Click here to see answer by helpnalgebra(91)

Question 302187: 2.5 is 40% of what number?
Click here to see answer by stanbon(57361)

Question 302187: 2.5 is 40% of what number?
Click here to see answer by london maths tutor(243)

Question 302544: Amy paid 51.52 for a pair of running shoes during a 15% off sale. What was the regular price?
Click here to see answer by london maths tutor(243)

Question 302864: 85% of z is 106,250. what is z
Click here to see answer by london maths tutor(243)

Question 303411: Write the percentage that is greater than 3/4 so that one of the digits is twice as great as the other?
Click here to see answer by Edwin McCravy(8909)

Question 305163: what is 140% of 89?
Click here to see answer by checkley77(12569)

Question 305241: What percent of 80 is 18?
Find 30% of 40
What is 75% of 320?
Click here to see answer by josmiceli(9681)

Question 305441: The Welzer's average phone bill increased from $16.65 to $19.98. What is the Percent increase.
Click here to see answer by london maths tutor(243)

Question 305496: What is the probability of choosing a jack from a standard deck of cards? Thanks
Click here to see answer by solver91311(16897)

Question 305505: Please refresh my memory.
I have a total sales figure of $1200.00 which included 8% sales tax. I need to know what the figure was before sales tax.
I seem to have forgotten completely how to do this and I know it is easy.
Click here to see answer by stanbon(57361)

Question 305513: i need help understanding how to mainpulateing algerbraic expressions with some easy tip or maybe a trick.
and i need help on substituting algebraic expressions
i just want to understand them alittle,i no these are bad questions but i just need a nuff info to put on a memory aid and help me understand please help meee
Click here to see answer by Fombitz(13828)

Question 305642: I have an increase in salary of 5% and the new salary is $25,257.75. How much was my raise?
Click here to see answer by richwmiller(9143)

Question 305642: I have an increase in salary of 5% and the new salary is $25,257.75. How much was my raise?
Click here to see answer by mananth(12270)

Question 305874: the sales price of a car is 12,590, which is 20% off the original price?
Click here to see answer by JBarnum(2044)

Question 306462: A store buys a pair of boots for $25. The store then marks them up 60%,then puts them on sale for 25% of the price. how much do they cost now
Click here to see answer by richwmiller(9143)

Question 307838: An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale an additional 15% is taken off the discounted price. Julie, a student at the local high school, purchases a flute for $306. How much did it originally cost?
Click here to see answer by mananth(12270)

Question 307849: what is divorce rate for misunderstanding?

Click here to see answer by nyc_function(2733)

Question 307962: phillip chargered $400 worth of goods on his credit card. Oh his first bill, he was not chargered any interest, and he made a payment of $20. He then charged another $18 worth of goods. On his second bill a month later, he was charged 2% interest on his entire unpaid balance. How much iinterest was phillip charged on his second bill?
Click here to see answer by checkley77(12569)

Question 308313: the electrical resistance of a wire directly with its length and inversely with the square of its radius. if a wire with radius 1.3 millimeter and length 14 meters has a resistance of 17 ohms, what will be the resistance of a wire with radius 0.8 millimeter and length 20 meters.
Click here to see answer by ankor@dixie-net.com(15653)

Question 308407: Solve the equation:

f/5 -5 = 1
Click here to see answer by Fombitz(13828)

Question 308411: Solve the equation
a/5 - 1/5 = -2
Click here to see answer by rfer(12660)

Question 308394: 1/3 off of $20.00
Click here to see answer by rfer(12660)

Question 308393: add 7-1/2% to the following
$12.50
Click here to see answer by rfer(12660)

Question 308391: add 7-1/2% to the following
$8.20
Click here to see answer by rfer(12660)

Question 308390: add 7-1/2% sales tax to the following
$23.18
Click here to see answer by rfer(12660)

Question 308389: 75% off of $12.00
Click here to see answer by rfer(12660)

Question 308631: what is the x % of 31=10.85
Click here to see answer by rapaljer(4667)

Question 308821: On a math test, 12 students have earned an A. This number is exactly 25% of the total number of students in the class. How many students are in the class?
Click here to see answer by user_dude2008(1861)

Question 308921: Practice problems: Determine whether each of the following systems is consistent, inconsistent, or dependent:
a) 4x-3y = 7
9x + 2y = 5

4x – 3y = 7 – 4x
-4x
-3y = 7 + 4x
-3 -3 + 3

y =

Click here to see answer by JBarnum(2044)

Question 309029: are these numbers within 10% of each other 2040, 2140,and 1860. and how did you get the answer.
Click here to see answer by Fombitz(13828)

Question 309083: Need help: Find the measure of each exterior angle of a regular polygon with 30 sides. Please show the work. Thanks:
Click here to see answer by stanbon(57361)

Question 309153: Please show me how to find the surface of a cone that has a diameter of 6 cm and a slant height of 8 cm. Thanks
Click here to see answer by solver91311(16897)

Question 309559: The top floor is rectangular and has a perimeter of 520ft. the width of the top floor measures 20 ft. more than one half its length. What are the dimensions of the top floor?
I figured it as 160 length and 100 width
Click here to see answer by jim_thompson5910(28595)

Question 309576: Which 3 lengths could be the lengths of the sides of a triangle? Need help. Thanks.
a. 12cm,5cm,17cm
b. 10cm,15cm,24cm
c. 9cm,22cm,11cm
d. 21cm,7cm,6cm
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