Friday

August 1, 2014

August 1, 2014

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**math**

The cost of a DVD is $18.75. Added to this cost is 12% before tax fee. 5% GST, 7% PST. What is the total cost?
*Tuesday, June 24, 2014 at 1:40am*

**math**

John and Mary Billings own a condominium with an assessed value of $110,000. If the tax rate is 25 mills per $1.00 of assessed valuation, how much tax do they pay?
*Tuesday, June 24, 2014 at 12:51am*

**Math**

1. If the cost to recover the 60 to 70 foot cypress trees is $375 each and the cost to harvest the larger trees is $500, how much it cost to recover all of the trees if 2/5 of the trees are more than 70 feet long? 4. Because the harvested lumber depletes the amount of natural ...
*Monday, June 23, 2014 at 11:30pm*

**math**

The cost of a DVD is $18.75. Added to this cost is 12% before tax fee. 5% GST, 7% PST. What is the total cost?
*Monday, June 23, 2014 at 11:29pm*

**math**

A car costs $45000. The cost of the car depreciates by 30% each year. How muck will the car be worth in five years?
*Monday, June 23, 2014 at 11:01pm*

**Math**

PLEASE HELP!!!!!! I don't understand the question! The cost (C) of photocopies is 6 cents each for first 30 and 4 cents for each one after the first 30(Use x for the total number of photocopies. Assume x> 30]
*Monday, June 23, 2014 at 10:30pm*

**math**

Give an example of a rational function that has no horizontal asymptote and a vertical asymptote at x = 1.
*Monday, June 23, 2014 at 9:09pm*

**math**

2563 is two greter than
*Monday, June 23, 2014 at 9:04pm*

**Math**

i)When an identity is stated in terms of "x" what does say about the number x? ii)(generally) what are identities about? please help !!!!!
*Monday, June 23, 2014 at 8:21pm*

**Math**

Mike and John split the cost of a $270 car trip. Mike pays $20 more than John. How much did John pay? I solved it as 20x+x=270 I'm not sure if it's correct, can I please get an explanation
*Monday, June 23, 2014 at 7:37pm*

**Psychology**

Which of the following statements best describes proactive interference? A. Having majored in French history in the 1960's, Ken finds it difficult to grasp new discoveries about Marie Antoinette B. While learning Italian, Lucy realizes she is losing her ability to speak ...
*Monday, June 23, 2014 at 5:53pm*

**math**

what % of 100 is 150? what is the formula for doing this ? Thanks
*Monday, June 23, 2014 at 3:35pm*

**Math**

Charlie is due a refund of $800. If he wants to receive his money 2 months early then he must pay a $50 fee. What is the annual simple interest rate?
*Monday, June 23, 2014 at 1:30pm*

**math**

Six years after buying 100 shares of xyz stock for $40 per share you sell the stock for 6400. 6400-4000/4000=0.6 6400/4000=1.6 yx exponent in parentheses (1/4)=1.12468265 -1=0.12468265 =12.5
*Monday, June 23, 2014 at 12:00pm*

**Math**

A number whose digit in the ten billions place is 5 less than 8
*Monday, June 23, 2014 at 10:31am*

**math**

A television camera is located along the 40 yard line at a football game. If the camera 20 yards back at the sideline through what angle should it be able to pan in order to cover the entire field of play including end zones which are 10 yards deep
*Monday, June 23, 2014 at 10:25am*

**math**

write in words and in expanded form in two ways fractional and exponential 1.) 3.5968 2.)325.19217 3.)47.813
*Monday, June 23, 2014 at 8:52am*

**finite math**

if you buy a computer direct from the manuf, $3080 and agreed to repay it in equally 36 months installed at 2.06% interest per month on unpaid balance. How much are the monthly payment? How much will be paid?
*Monday, June 23, 2014 at 2:50am*

**finite math**

using the formula for present value of ordinary annuity or the amortization formula to solve this problem. PV=13000 I= .015 PMT=550 n?
*Monday, June 23, 2014 at 2:40am*

**finite math**

in order to accumulate enough money for a down payment, a couple deposits $618 each month into a account paying 3% compounded monthly. if payments are made at the end of each period, how much will the account have in 6 years?
*Monday, June 23, 2014 at 2:36am*

**finite math**

If the population of the country is growing 3.7% compounded contionously. Quaterly. how long will it take the population to triple
*Monday, June 23, 2014 at 1:39am*

**finite math**

using continous compound interest formula to find the indicated value A= 99000 P= 72466 R= 7.8% T= ?
*Monday, June 23, 2014 at 12:55am*

**math**

How many gram ofsodiun fluoride should be added to 100000liter of drinking water containing 0.6 ppm of sodium fluoride to provide a recommended concentration of 1.75 ppm
*Monday, June 23, 2014 at 12:36am*

**finite math**

how do I work this problem simple intrest I=Prt P= $54 r=4% and t=9months
*Sunday, June 22, 2014 at 10:22pm*

**math**

What is the value of the variable cost ? If the break even point is $ 130, the fixed cost is $ 330, selling price per unit is $ 25. (3 marks)
*Sunday, June 22, 2014 at 9:31pm*

**math**

Brett has been studying a type of bacteria that doubles every month. Originally, there were 5 bacterial cells. He wants to know how many there will be after 42 months. Which equation should he use? a42 = 5(2)42 − 1 a42 = 5(2)(42) a42 = 5(2)42 a42 = 5(2)(42 − 1)
*Sunday, June 22, 2014 at 8:59pm*

**math**

the functions f and g are defined as follows f(x)=5x-1 and g(x)=-4x^2-3 f(-6)= g(5)= simplify your answer as much as possible i have the first answer which is -31 for the next part i keep coming up with 97 which is wrong
*Sunday, June 22, 2014 at 6:20pm*

**math**

If my dog and cat has a combine weight of 24kg and my rabbit and my dog has a combine weight of 20kg and my cat and rabbit has a combine weight of 10kg.whats the combine weight of my rabbit,dog and cat
*Sunday, June 22, 2014 at 5:33pm*

**Math - 3rd grade summer work**

A Super-Duper ball bounces twice its height when it is dropped. Carl dropped a Super-Duper ball from the roof of a 12-foot garage. How high will the ball bounce after 5 bounces?
*Sunday, June 22, 2014 at 3:03pm*

**Math**

IF Smith went to the gym every day, how much he pay per day on the monthly payment plan? Assume 30 days in a month. If Smith went every day and paid $5 per day, how much he be spending per? how much more is to the $90 monthly rate rounded to the nearest percent?
*Sunday, June 22, 2014 at 2:16pm*

**pharmacy math who helps me step by step for me**

How much 30% alcohol, 45% alcohol, 60% alcohol and 95% alcohol could be mixed to make 200ml of alcohol? the right answer 30% is 112.5ml 45% is 25ml 60% is 12.5ml 95% is 50ml Who helps me step by step clearly Please some professional tutor solve it
*Sunday, June 22, 2014 at 1:07pm*

**Math**

If the cost to recover the 60 to 70 foot cypress trees is $375 each and the cost to harvest the larger trees is 500, how much it cost to recover all of the trees if 2/5 of the trees are more than 70 feet long?
*Sunday, June 22, 2014 at 1:01pm*

**Math**

At Smith's club the pay-per-visit fee is $5 per day. would Smith save money paying per visit? Assume that a month has 4.3 weeks. what percentage of his monthly $90 fee would he spend if he paid on a per-visit basis? 2. IF Smith goes to the gym three times per week, what ...
*Sunday, June 22, 2014 at 12:28pm*

**Math**

The cypress trees are 60 to 80 feet long. If there are 14,285 trees at an average length of 70 feet, how many feet of wood will the company?
*Sunday, June 22, 2014 at 12:25pm*

**math**

If 50ml of a 7.5% (w/v) sodium bicarbonate injection are added to 500ml of a5% dextrose injection , what is the percentage strength (w/v)of sodium bicarbonate in product?
*Sunday, June 22, 2014 at 12:23pm*

**math**

can someone please explain this to me i am confused and dont know what to do Suppose that the function g is defined , for all real numbers, as follows g(x)={1/4x-1 if x≤-2 { -(x-1)^ +3 if -2<x≤2 { 3 if x>2 g(1)= g(2)= g(5)=
*Sunday, June 22, 2014 at 11:59am*

**Math**

Find the range of value of X for each for the following inequalities 8-4x/x+5>1-x
*Sunday, June 22, 2014 at 9:22am*

**math**

Apharmacist incorporates 6g of coal tar into 120g of a5% coal tar ointment calculate the percetage (w/w) of coal tar in finshed product
*Sunday, June 22, 2014 at 8:47am*

**math(urgent)**

What is the value of the variable cost ? If the break even point is $ 130, the fixed cost is $ 330, selling price per unit is $ 25,and unit of sell is $50. (3 marks)
*Sunday, June 22, 2014 at 8:10am*

**math**

Find the simple interest on N280.00 for 2 and half years at 3% per annum.
*Sunday, June 22, 2014 at 7:43am*

**math**

1. At Smith's club the pay-per-visit fee is $5 per day. would Smith save money paying per visit? Assume that a month has 4.3 weeks. what percentage of his monthly $90 fee would he spend if he paid on a per-visit basis? 2. IF Smith goes to the gym three times per week, what...
*Sunday, June 22, 2014 at 1:00am*

**math**

1. Elizabeth planned to make 6 pans of apple crisp for the day, using extra tart granny smith apples-just like her grandmother had. But after peeling, coring, and slicing she had a major problem: she only had 10 cups of apple slices. it was getting late and she needed to get ...
*Sunday, June 22, 2014 at 12:26am*

**math**

1. Elizabeth planned to make 6 pans of apple crisp for the day, using extra tart granny smith apples-just like her grandmother had. But after peeling, coring, and slicing she had a major problem: she only had 10 cups of apple slices. it was getting late and she needed to get ...
*Sunday, June 22, 2014 at 12:18am*

**math**

1. The cypress trees are 60 to 80 feet long. If there are 14,285 trees at an average length of 70 feet, how many feet of wood will the company? 2. If the cost to recover the 60 to 70 foot cypress trees is $375 each and the cost to harvest the larger trees is 500, how much it ...
*Saturday, June 21, 2014 at 11:20pm*

**math**

what is the value of 8 in the largest even number using the nine-digit number without repeating?
*Saturday, June 21, 2014 at 11:04pm*

**math**

300,30,3 what's the next number
*Saturday, June 21, 2014 at 10:41pm*

**math**

write an ap whose common difference is 7 what is the 17 term? what is n term
*Saturday, June 21, 2014 at 10:05pm*

**math**

Create an equation you could use to calculate the cost one person spends on food for a year (assume no tax on the food), using this site. Your equation must work for any age range, and any gender
*Saturday, June 21, 2014 at 6:02pm*

**math**

Sandra has a collection of beads. Of the beads, 45% are silver. She has 108 silver beads. How many beads are in her collection?
*Saturday, June 21, 2014 at 2:44pm*

**Math**

Bottletree Bakelpery and Card Shop ordered and equal number of 12 different cards. If a total 60 cards were ordered, how many of each type of card were ordered?
*Saturday, June 21, 2014 at 2:21pm*

**Math**

Wallpaper costs $12.97 per roll and a kitchen requires 9 rolls. What is the cost of the wallpaper needed to paper the kitchen?
*Saturday, June 21, 2014 at 2:20pm*

**math**

By its own claim, HFS, Inc., is world's largest hotel franchising organization. it claims to have five thousand, four hundred hotels with four hundred ninety-five thousand rooms in oven seventy countries, and more than twenty percent of the franchises are minority-owned. ...
*Saturday, June 21, 2014 at 12:29pm*

**math**

Two pipes A and B can fill a tank in 3 and 6 min respectively.Starting with A both the pipes are opened alternatively each for 1 min.In what time the tank will be filled?
*Saturday, June 21, 2014 at 12:22pm*

**math**

A boat takes 90 minutes less to travel 36 km downstream then to travel the same distance upstream.If the speed of the boat in still water is 10 kmph.What is the speed of the current?
*Saturday, June 21, 2014 at 10:31am*

**math**

Certain financial aid students must pas 2/3 of the courses each term in order to continue their aid. if a student is taking 18 hours, how many hours must be passed?
*Saturday, June 21, 2014 at 10:19am*

**math**

A man rows to a place 48 km distance and back in 14 hours.He find that he can row 4km with the stream in the same time as 3 km against the stream.what is the rate of the stream?
*Saturday, June 21, 2014 at 10:14am*

**venn diagram**

IN A CLASS OF 130 STUDENTS.85 PASSED IN MATHS, 60 PASSED IN SCIENCE, 10 FAILED IN BOTH. a) how many passed in science but failed in math b)how many failed in exactly one subject
*Saturday, June 21, 2014 at 9:40am*

**English**

1. I got a C- on the math test. Reading: C - : C minus (right?) 2. The math problems are difficult to solve. 3. The math questions are difficult to solve. ------ Are both OK?
*Saturday, June 21, 2014 at 5:00am*

**Math**

Givethe greatest that can be rounded to the nearest thousands?
*Saturday, June 21, 2014 at 4:36am*

**Math**

Give the least number that can be rounded to the nearest ten thousand?
*Saturday, June 21, 2014 at 4:35am*

**math**

what is the value of 8 in the largest even number using the nine digit number without repeating?
*Saturday, June 21, 2014 at 4:32am*

**Math**

What is the greatest number that can be rounded to the nearest millions?
*Saturday, June 21, 2014 at 4:32am*

**math**

What is the value of the variable cost ? If the break even point is $ 130, the fixed cost is $ 330, selling price per unit is $ 25,and unit of sell is $50. (3 marks)
*Saturday, June 21, 2014 at 3:25am*

**math**

Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. . Group Sick days per year Placebo: 7, 4, 6, 8, 6, 6, 2, 9 Flu Shot 1: 5, 3, 3, 5, 4, 7, 3, 3 Flu Shot 2: 2, 4, 1, 2, 2, 1, 2, 5
*Saturday, June 21, 2014 at 2:20am*

**math**

A.G.Edwards is purchasing 100 cell phones for $189.95. How much is the total purchase?
*Saturday, June 21, 2014 at 1:29am*

**math**

A board 3 5/8 feet long must be sawed. from a 6-foot board. how long is the remaining piece?
*Saturday, June 21, 2014 at 12:21am*

**math**

I want to make a recipe which calls for 4/7 cup of granola. I only want to make 3/8 of the recipe. How much granola do I need to use.
*Friday, June 20, 2014 at 11:37pm*

**Math 11 - Rational Expressions**

I really don't understand how you find or identify the restrictions at all for rational expressions, can someone talk me thru it? I have a math exam Monday and I'm stressed. Thanks. Here are some examples for my textbook if needed... 1) 2x + 1 / 2x - 1 2) x-5 / x^2 + ...
*Friday, June 20, 2014 at 10:03pm*

**math**

a ball is thrown down ward from a 320 ft building at a initial velocity of 32 ft per sec. How long would the ball take to reach a height of 48 feet?' 16t^2+32+320
*Friday, June 20, 2014 at 9:54pm*

**math**

helen shared some syrup with rani in the ratio of 5 : 3. helen got 1 l(italic) of it how many milliliters of the syrup did rani get?
*Friday, June 20, 2014 at 7:10pm*

**Math**

____ divided by 5 =1/21 is the answer 5/21
*Friday, June 20, 2014 at 7:05pm*

**math**

A house costs $289,000. With a 5% down payment, 2 points due at closing, and the rest financed for 25 years at 6.0% fixed interest, what is the total cost of the house?
*Friday, June 20, 2014 at 3:49pm*

**Math**

Remove one value from the following data to make each statement true. 32,45,82,99,15,102,75,15,15,75,2,75 a)The mean is 56.09 How do you know the removed value makes it true?
*Friday, June 20, 2014 at 3:30pm*

**Math**

In a skating competition, the marks of judges are randomly selected to count. Then the highest and lowest marks are dropped, and the skater receives the mean of the remaining marks. There are some of the marks that 11 judges gave a skater for a free-skating program. 6.75, 6.25...
*Friday, June 20, 2014 at 2:56pm*

**finite Math**

how do I set up this problem, purchase a car today with inflation rate of 4% per year compounding annually for the next five years what would the cost of a $17,000 car be five years later
*Friday, June 20, 2014 at 2:50pm*

**math**

63 divided by (10-3) + 2 x 4 = 44 is this correct
*Friday, June 20, 2014 at 1:58pm*

**finite math**

Using the formula for PV (present value) of an oridinary annuity or the amortization formula to solve this problem. PV=13000 I=.03% PMT=500 n=? I have done it over and over and can't it correct
*Friday, June 20, 2014 at 1:20pm*

**math**

a factory wanted to produce 7600 radios. at first, they planned to produce 600 radios a day. however, 8 days later, the remaining radios had to be produced in 4 days. how many more radios than originally planned had to be produced everyday?
*Friday, June 20, 2014 at 12:46pm*

**Math**

peter had 3 kg of beef. he sold 1 kg 600 g of it. what fraction of it did he sell?
*Friday, June 20, 2014 at 12:35pm*

**Math**

Sam is planning to put a fence around a circular garden in his lawn. The garden is 10 feet from end to end. If the total cost of a fence is $440, what is the unit price of fence per foot? (Use ð=227.)
*Friday, June 20, 2014 at 10:43am*

**math**

Product of two number is 16 .one of them 4 . Find oter
*Friday, June 20, 2014 at 6:07am*

**math**

are the terms like or not. Explain why.4a,-122a
*Thursday, June 19, 2014 at 10:24pm*

**Math**

A radioactive material takes 60 days to cut its radiation in half. If it starts at 100%, when will it be at 5%?
*Thursday, June 19, 2014 at 10:22pm*

**Math**

Find the roots by factoring. 25x squared - 30x= -9
*Thursday, June 19, 2014 at 9:49pm*

**math**

Jefferson Bank made a loan at 6% interest for 146 days. If the amount of interest was $36.50, use the ordinary interest method to find the amount of principal borrowed. Round to the nearest whole dollar amount
*Thursday, June 19, 2014 at 9:00pm*

**math**

I have 102 sandwiches my friends ate 5/8 of the chicken sandwiches and 2/3 of tuna sandwiches,how many of each sandwiches did I make
*Thursday, June 19, 2014 at 8:34pm*

**math**

Sue stacked one box onto another. The bottom box had the height of 2 1/3 feet and the top box had the height of 3 2/3 feet. How tall were the stacked boxes?
*Thursday, June 19, 2014 at 6:12pm*

**math**

the smallest even number greater than 600,000 with the digits 3,6,0,2,4,and 2?
*Thursday, June 19, 2014 at 4:53pm*

**math**

the largest odd number with the digits 3,9,7,8,4 and 1?
*Thursday, June 19, 2014 at 4:51pm*

**math**

a number consists of 7 digits and the sum of all digits is one.what is the number?
*Thursday, June 19, 2014 at 4:39pm*

**math**

the smallest number with the digits 2,4,8,9,7,and 5?
*Thursday, June 19, 2014 at 4:27pm*

**math**

what is the next two consecutive even numbers more than 580,500?
*Thursday, June 19, 2014 at 4:25pm*

**math**

A triangle has a height of x meters and a base of 14 meters. Write and solve an inequality for the values of x that give an area of at most 112 m2003-06-04-00-00_files/i0230000.jpg. A. 2003-06-04-00-00_files/i0230001.jpg m B. 2003-06-04-00-00_files/i0230002.jpg m C. 2003-06-04...
*Thursday, June 19, 2014 at 12:59pm*

**math**

what is the square route of pi
*Thursday, June 19, 2014 at 12:37pm*

**math**

From a survey of 100 college students, a marketing research company found that 55 students owned iPods, 25 owned cars, and 15 owned both cars and iPods. (a) How many students owned either a car or an iPod (but not both)?
*Thursday, June 19, 2014 at 11:14am*

**Math**

I am a number between 1 and 10. My tenth digit is one more than my one digit; my hundredth digit is the sum of my one and tenths digits.
*Thursday, June 19, 2014 at 10:06am*

**math**

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -6x2 + 3x + 3.
*Thursday, June 19, 2014 at 9:47am*

**Math**

How are addition and multiplication used to solve a linear equation? Demonstrate by solving " 15x+7=31+3x
*Thursday, June 19, 2014 at 9:45am*

**Math**

Translate the following text into an equation involving ratios and solve it. " Anne is paid $45 per hour, if she works 55 hours in a particular week, how much will she be paid that week?
*Thursday, June 19, 2014 at 9:40am*

**math**

five friends plan a chess tournament. how many possible games can be played if each person plays with each other person exactly once.
*Thursday, June 19, 2014 at 8:38am*

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