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

Tutors Answer Your Questions about percentage (FREE)

Question 992249: write an equation and solve
Using litmus paper, Georgia recorded the pH of a solution as 7.6. The pH meter gave a reading of 7.3. Find the percent difference of these two measurements.
Click here to see answer by farohw(175)

Question 992436: write an equation and solve.
A clothing retailer marks up his merchandise at a rate of 150% so that he can regularly offer a 25% off sale. If the retail price of a sweater is $60, determine the retailer's cost and the sale price.
Click here to see answer by Theo(13342)

Question 992431: write an equation and solve
An investor has $7500 invested at one rate and $6200 invested at a different rate. If the second investment is at a rate 2% lower than the first, find the rate for each investment if his combined annual interest income is $698.
Click here to see answer by Theo(13342)

Question 992613: 44% of 860?
Click here to see answer by macston(5194)

Question 993377: 80% from 586=
Click here to see answer by ikleyn(53763)

Question 993422: What is 20% of 80
Click here to see answer by josmiceli(19441)

Question 993580: write an equation and solve
Frank runs two-thirds as fast as Ted. In two hour Ted runs 8 mi farther than Ted. how fast does he run?
Click here to see answer by josgarithmetic(39799)

Question 993579: write an equation and solve
A car leaves Centralia for Chicago at the same time a passenger train leaves Chicago for Centralia. The freight train travels at a speed of 45 mi/hr, and the passenger train travels at a speed of 64 mi/hr. If Chicago and Centralia are 218 mi apart, how long will it take for the trains to meet?
Click here to see answer by josgarithmetic(39799)

Question 994090: The length and the breadth of a rectengle are increased by 12% and x% respectively,thereby the area of the rectengle increased by 40%. What is the value of x?
Click here to see answer by stanbon(75887)

Question 994165: How do I work out the problem 58% of 90 is what number?
Click here to see answer by Alan3354(69443)

Question 994336: write the appropriate equation and solve
The Zimmerman know that they usually average 55 mi/hr when driving the 715 mi to visit their grandparents. They leave at 6 a.m.
QUESTIONS:
On the way home, the Zimmerman left at 10:00 a.m. and drove at an average of 50 mi/hr before stopping at a hotel for the night at 6:00 p.m. How many miles do they need to travel on the next day to get home?
Click here to see answer by josgarithmetic(39799)

Question 994620: write an equation and solve (if you can put a chart please make it)
The retail price of suit was $719. It was reduced 33% and later an additional 67
%. What was the price after both reductions? What was the total percent reduction of the original retail price?
Click here to see answer by josgarithmetic(39799)

Question 994621: write an equation and solve (if you can put a chart please make it)

Tickets to the cinema cost $5 for children and $8 for adults. If the auditorium, which holds 350 people, was sold out for all three performances and the net income fro ticket sales was $7455, how many children and how many adults watched the cinema?
Click here to see answer by josgarithmetic(39799)

Question 994681: Estimate the following percentages without using a calculator
0.99% of 83,583
20% of 5,008,340
0.52% of 472,028
Click here to see answer by Boreal(15235)

Question 994859: Define a variable and write an inequality modeling each situation.
the doctor recommended that Jordan restrict carbohydrates in his diet to 225 g per day.
Click here to see answer by ikleyn(53763)

Question 994925: 7 is what precent of 35
Click here to see answer by ikleyn(53763)

Question 995137: write an inequality and solve; then use the word phrase to state your answer
Each ounce of whole milk contains twice as many calories as an ounce of skim milk. A mixture of 4 oz of whole milk and 2 oz of skim milk contains at least 100 calories. What is the minimum number of calories in each ounce of whole and skim milk?
Click here to see answer by josgarithmetic(39799)

Question 995668: A group of students volunteered to finish a construction work in 25 days. 1Q of the students did not come and the work could be finished in 35 days. The original number of students in the group were?

//
Click here to see answer by josgarithmetic(39799)

Question 995750: Find the final price of the item below, given that the tax will be applied to the discounted price.
Original price of a microphone: $99.50 Discount: 40%
Tax: 5%
Click here to see answer by Theo(13342)

Question 996015: What number is 15% of 60?
Click here to see answer by addingup(3677)

Question 996799: What is 1.7percent pay increase of 12.50?

Click here to see answer by Alan3354(69443)

Question 996948: Why angle around a circle is 360 degree??
And plz dont say because angle on a straight is 180 and twice gives 360. . . or something like that.
Click here to see answer by Fombitz(32388)

Question 996946: A trader buys an item for 50naira and sells it for 60naira what is his percentage profit?
Click here to see answer by fractalier(6550)

Question 997181: If I pay a bill on a credit card it's �140 but. There 2% charge how much is the 2% please
Click here to see answer by Boreal(15235)

Question 997401: markup rate 78% cost of cd is 48$ what is the sale of cd?
Click here to see answer by Boreal(15235)

Question 997513: If an item of clothing was �90 and is now �45 what is the percentage you have saved
Click here to see answer by Boreal(15235)

Question 997640: If a microwave is 400 and its 75% of its price and you get discount for 15% off how much would it be?

Click here to see answer by josgarithmetic(39799)

Question 997749: Find the percent change when a quantity changes from 66 to 54
Click here to see answer by Alan3354(69443)

Question 997749: Find the percent change when a quantity changes from 66 to 54
Click here to see answer by MathLover1(20855)

Question 997789: In a math problem where you find the total cost of something, and there are sales tax and a discount, which do you do first, discount or sales tax?
Click here to see answer by fractalier(6550)

Question 997950: paid $85 for an item after she received a 20% discount. What was the original price of the item?
Click here to see answer by addingup(3677)

Question 997950: paid $85 for an item after she received a 20% discount. What was the original price of the item?
Click here to see answer by fractalier(6550)

Question 997981: Peter sold watches ($7) and necklaces ($4) at a flea market. Total sales for 48 watches and necklaces were $300. How many of each did Peter sell? What were the total dollar sales of each?
Click here to see answer by josgarithmetic(39799)

Question 998025: everything is reduced by 40%, the TV costs �480 in the sale. how much did the TV originally cost?
Click here to see answer by fractalier(6550)

Question 998349: Suppose that $2600 is initially invested in an account with an APR of 3.3% compounded continuously.
What is the percent change over 10 years for this account?
Thanks

Click here to see answer by stanbon(75887)

Question 998388: In a car park there are 35 white cars and 105 other colour cars. What percentage of the cars are white?
Click here to see answer by Theo(13342)

Question 998389: If a product is bought for $112 and sold for $154, what is the percentage mark-up?
Click here to see answer by fractalier(6550)

Question 998505: Cereal cost 1/3 as much as bacon. Bacon cost 5/4 as much as eggs. Eggs cost what percentage of the cost of cereal?
Click here to see answer by Edwin McCravy(20081)

Question 998508: Three kilograms of grass seed A contains 5% herbicide. A different type of grass seed, grass seed B which contains 20% herbicide, will be mixed with the 3 kilograms of grass seed A. How much grass seed B should be added to the 3 kilograms of grass seed A so that the resulting mixture contains 15% herbicide?
Click here to see answer by fractalier(6550)

Question 998588: The price of a bag is 440 AED. This price is a subject to a 30% discount. What is the price of the bag after discount?
Click here to see answer by ikleyn(53763)

Question 998590: You want to buy a new iPad. After doing some search, you found the following three options:
* Store A sells it for 2350 AED
* Store B sells it for 2600 AED , but the store is having a 15% sale on all iPads
* Soul.com sells it for 2200 AED plus 5% shipping fee
If you want to save money, which is the best deal for your iPad?why?
**Please note that AED mean the currency to my country United Arab Emirates, Thanks a lot..
Click here to see answer by ikleyn(53763)

Question 998610: Khadija had 300 AED. She spent 12% on food, 1\8 of the remaining money on a toy for her daughter, and gave her son 200 AED to go to the movies with his cousins. How much money did she have left?
Click here to see answer by rfer(16322)

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