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

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Question 1209852: Bonjour, j'ai vraiment besoin d'aide. S'il vous plaît je n'y arrive pas tout de seul. Vous êtes tous superbes d'aider les gens Bonjour, j'ai vraiment besoin d'aide. S'il vous plaît je n'y arrive pas tout de seul. Vous êtes tous superbes d'aider les gens en difficultés et je vous remercie à l'avance. Bonne fin de journée
Voici la question que j'ai googlé :
J'ai 100ml de DMSO pure à 99,9% et je dois le réduire à 70%
Comment de ml d'eau je dois ajouter pour arriver à 70% ?
Voici la réponse de Google :
0,99 tasse de DMSO et 0,01 tasse d'eau. Ajoutez 0,4143 tasse d'eau.
Je ne comprend pas et je sais pas comment le convertir en millilitre ?
Svp,aidé moi ☺️

Click here to see answer by math_tutor2020(3816)

Question 1209823: The sales tax rate for the state of Washington was 8.1%.
What is the state sales tax on a $3,800 car in Washington?
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Question 1177561: 1) At what Chicago local time is the chicago-frankfurt flight due to arrive in Frankfurt.
2)How long does the flight from Lisbon to Frankfurt take?
3) At what Shanghai local time is the Tokyo-frankfurt flight due to arrive in frankfurt?
HINT:
Leaving Departure Arrival City Time zone
Chicago 7:05pm* 2:45pm Chicago ST -6
Lisbon 7:35am 11.30am Frankfurt ST +1
Tokyo 12:30pm 8:45pm Shanghai ST +8

*Previous Day ST: Summer Time
Click here to see answer by CPhill(1959)

Question 1179241: Solve for the following
1. A sales agent received 14% of his total sales. If total sales reached
P 23, 450.00, how much did the sales agent receives?
2. Marylou reads 90 pages of a book containing 600 pages.
What percent of the book did he read?
3. In a class of 50, 9 were born in the month of March,
What percent of the class was that number?
4. There is a total of 47 600 books in the public library. Of these books,
21% are Science books. How many Science books are in the
library?
5. Video City rented 80% of its stock of movies on Friday. If 400 movies
were rented on Friday, how many movies did video City have in
stock?
Click here to see answer by CPhill(1959)

Question 1209555: Victoria goes to a store and buys an item that costs xx dollars. She has a coupon for 40% off, and then a 5% tax is added to the discounted price. Write an expression in terms of xx that represents the total amount that Victoria paid at the register.
Click here to see answer by greenestamps(13198)

Question 1209468: If Ellen bought a pair of boots for $24 off the original price of $120, what percent did she save

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Question 1209468: If Ellen bought a pair of boots for $24 off the original price of $120, what percent did she save

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Question 1209402: how much water to add to 4oz of 99.9 DMSO to make it 70 %
Click here to see answer by ikleyn(52776)

Question 1197311: 1. In a game,using a fair die, a player bet #5 on a given number shows up, otherwise the #5 bet is won. What is the expected value of the game.
2. 5000 ticket is sold at #5 each for a raffle, ticket are to be drawn at random and price of #1000 each, 5 price of #200 each 20 price of #50 each. A man buy one of the raffle ticket. (a) what is the expected value for the man.
(b) calculate the probability that he win a price.
Click here to see answer by ElectricPavlov(122)

Question 1209324: $41.85 purchase on 7% sales tax in Indiana
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Question 1209324: $41.85 purchase on 7% sales tax in Indiana
Click here to see answer by Alan3354(69443)

Question 1209261: How do you calculate the compliance rate per month? I have 19 employees who need to complete 17 annual courses.
What is the formula for the completion percentage per month? I have 19 employees who need to complete 17 annual courses.
What is the formula for compliance per month? I have 19 employees who need to complete 17 annual courses.
What is the formula for non-compliance per month? I have 19 employees who need to complete 17 annual courses.
What is the formula for completed courses per month? I have 19 employees who need to complete 17 annual courses.
What is the formula for non-completed courses per month? I have 19 employees who need to complete 17 annual courses.

Click here to see answer by textot(100)

Question 1209083: Our badminton team has finished $60\%$ of its season. So far, we have won $90\%$ of the games we played. What percent of the remainder of our games must we win in order to finish the season with the same number of wins as losses?
Click here to see answer by ikleyn(52776)

Question 1208951: Percentage questions:

1). 225 is what percent of 300?

2). 144 is what percent of 360?
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Question 872305: If 150 is increased by 175 percent, what is the resulting number? Plz help
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Question 1208721: In a store window, there was a box of berries having a total weight of $200$ kg. The berries were $98\%$ water, by weight. After two days in the sun, the water content of the berries was only $90\%$, by weight. What was the total weight of the berries after two days, in kg?
Click here to see answer by ikleyn(52776)

Question 1208153: 1). 75 is 60 % of _____________ .
2). 36% of 900 is _____________ .

3). 45 is 30% of ______________ .

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Question 1207817: At 9-Innings Baseball, the original price of a baseball bat is $225.00 and it is on sale for 20% off. At All-American Baseball, the same bat is on sale for 18% off, which is a difference of $10.00 less than the sales price at 9-Innings. What is the original cost of the bat at All-American Baseball?

Click here to see answer by ikleyn(52776)

Question 1206530: 50 of 83 students ate breakfast. What percent did not eat breakfast?
Click here to see answer by mananth(16946)

Question 1084541: A shopkeeper sold a sofa set at 8 percent gain. Had he purchased it for 5 percent less and sold it for rs 36 less than what he actually sold it for,he would have gained 12.5 percent.For how much did the man purchase the sofa set?
Click here to see answer by mananth(16946)

Question 1112125: If the compound interest for 2nd year is 250, find the compound interest for 3rd year, interest being 12% per annum.
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Question 1206076: 300 is 4 7/9% more than what number?
I tried but I keep getting it wrong.. please help :(
Click here to see answer by mananth(16946)

Question 1206076: 300 is 4 7/9% more than what number?
I tried but I keep getting it wrong.. please help :(
Click here to see answer by MathLover1(20849)

Question 1206076: 300 is 4 7/9% more than what number?
I tried but I keep getting it wrong.. please help :(
Click here to see answer by ikleyn(52776)

Question 1206076: 300 is 4 7/9% more than what number?
I tried but I keep getting it wrong.. please help :(
Click here to see answer by josgarithmetic(39616)

Question 1206019: An item is regularly priced at $61. Dante bought it on sale for 55% off the regular price. Use the ALEKS calculator to find how much Dante paid.

Click here to see answer by ikleyn(52776)

Question 1205411: How did the tempruature change?
First it increased by 5%, and then it increased by 20%
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Question 1205283: You deposit $3042 in an account earning 3% interest compounded monthly. How much will you have in the account in 13 years? Give your answer accurate to 2 decimal places.
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Question 1204979: Reuben is riding on a bike course that is miles long. So far, he has ridden miles of the course. What percentage of the course has Reuben ridden so far?
Click here to see answer by josgarithmetic(39616)

Question 1204919: An estimated
3 out of every
25 men are left-handed.
What percent of men are left-handed?

%

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Question 1204778: Your goal is to create a college fund for your child. Suppose you find a fund that offers an APR of 4%. How much should you deposit monthly to accumulate $82,000 in 18 years?

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Question 1106543: at a school exhibition, a boy had a book stall. the cost of each book was rs 50. the selling price per book was rs 85, what was his profit percent if he sold 12 books?

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Question 1096560: Meena kumari goes to a shop and buys a saree, costing ₹ 5225, including sales tax of 12%. The shopkeeper gives her discount, so that the price is decreased by an amount equivalent to sales tax. The price is decreased by ?
Click here to see answer by mananth(16946)

Question 1203690: A pie chart was drawn to illustrate the data. Given that the angle for the sector representing donations was 204^o, calculate:
The total income for the year 2022. (3)

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Question 1203640: The cost of two chairs and three tables for an office is $1800. After a month, the cost of each chair and each table increased by 20%. The office again bought 6 chairs and 2 tables at $4800. Calculate the new cost of a chair and a table.
Click here to see answer by ikleyn(52776)

Question 1203506: A bag is filled with green and blue marbles. There are 117 in the bag if there are 17 more green marbles than blue marbles, find the number of Green marbles, and the number blue marbles in the bag.
The number of blue marbles is :
The number of green marbles is:
Click here to see answer by greenestamps(13198)

Question 1203451: Tracey paid $125 for an item that was originally priced at $570. What percent of the original price did Tracey pay?
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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