06/27/18

Question of fraction
A man gave 1/4 of his money to Simon, 1/3 of the remainder to Peter,3/5 of the remainder to Jack and the remaining $720 to Chris.What is the total amount of money he had?
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06/26/18

WORD PROBLEM NEED HELP!
A woman has a total of $8,000 to invest. She invests part of the money in an account that pays 8% per year and the rest in an account that pays 10% per year. If the interest earned in the first... more
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06/26/18

how many wizards are in the magic club?
There are 20\%20%20, percent more goblins than wizards in magic club. There are 120120120 goblins in magic club.How many wizards are in the magic club?
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06/25/18

Rounding Numbers
51.57 dm (rounded off to nearest tenth of a dm)
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06/25/18

How do i do this question?
marissa climbs a 11.5-meter tower to ride a straight water slide. After landing in the splash pool, she walks 5 meters back to the base of the tower. How far did she travel in all?
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06/24/18

there are 12 containers in a box each weighs 5/6 pounds how much does the box weigh?
There are 12 milk containers in a box each weighs 5/6 pounds. How many pounds does the box weigh  
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06/24/18

Composite inverse function solving
Use the functions f(x) = x + 5 and  g(x) = 4x − 6 to find the function. (f ∘ g)−1
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06/24/18

Two friends live 33 miles apart. One friend averages 12 miles per hour and the other averages 10 miles per hour. At what point do they meet?
I’m not sure how to answer it 
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06/23/18

suppose the sales of a particular brand of appliance satisfy the linear model y=80x + 300, where y represents the number of sales in year x with x = 0 correspon
suppose the sales of a particular brand of appliance satisfy the linear model y=80x + 300, where y represents the number of sales in year x with x = 0 corresponding to 1982, x=1 corresponding to... more
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06/23/18

Caffeine needs to be added in order to have a final drink that is 73% Caffeine?
You have 15 milliliters of a drink that contains 88% Caffeine. How many milliliters of a drink containing 28% Caffeine needs to be added in order to have a final drink that is 73% Caffeine?
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06/22/18

Growth and Retention Rates for Membership
I am trying to calculate the growth rate and retention rate of a membership program for the month of May 2018. Member total as of 4/30/18 was 104. Member total as of 5/31/18 was 112. The 8 person... more
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06/21/18

Need help understanding percentages
I needed the percent of 23 over 50. Which is 46% if you divide the top by the bottom. Why don’t I get the same answer if I turn 23 into .23 and multiply it by 50.
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06/20/18

A cell phone plan charges $49.95 per month plus $14.02 in taxes, plus $.40 per minute for calls beyond the 600-minute monthly limit.
This question is on piece-wise functions.  I need all steps needed.
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06/20/18

2x+7=4 -4x-3y=14 Express your answer as a ordered pair in format (a,b)
Dolve the following system of equations. Express your answer as an ordered pair in the format (a,b), with no spaces between the numbers or symbol. 2x+7y=4 -4x-3y=14
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06/19/18

Three solutions that go with -2x-3y=-7
i need help on this question to find the solution pairs, so that I can graph it on the computer 
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06/19/18

Plz help me solve this in Description thank you
A patient receives 10 mL of medicine every day at the same time. If 50% of the medicine metabolizes during the day, how much medicine will be left in his body after 3 days?
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06/19/18

find cost of planting grass of 2m wide border around a square of side 8m @ Rs.50/m2 ?
math word problem (area and perimeter)
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06/18/18

Word problem help?
In 2012, the average price of a new home sold in a country was $286,400. In 2004, the average price of a new home in the same country was $292,000. Let y be the average price of a new home in the... more
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06/18/18

Two numbers are in the ratio of 5:6. If 8 is subtracted from each of the numbers the ratio becomes 4:5. find the numbers
This question is based on the chapter linear equations in two variables. You have to find the numbers
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06/17/18

what fraction of the bill does the 4th person pay
4 people split a bill. the first person pays for 1/5 , the second person pays 1/4 and the third person pays 1/3. what fraction of the bill does the 4th person pay
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06/17/18

How many Kilos of almonds are there?
A mixture of almonds and raisins sells for $2.25/kg. Almonds are $9/kg. Raisins are $1.50/kg. If a 20kg mixture will be created, "how many kg of this mixture are almonds?"
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06/17/18

Through (-1,-2) parallel to y= -5
Answer is either x=2 x=1 y=-2  y=-2x
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06/17/18

Why the answer is 1:500 but not 1:250000
The actual area of a playground is 900m2.If the area of the playground on a map is 36 cm2,then the scale of the map is? i thought the answer is 36:900*100*100=1:250000 but is wrong
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06/16/18

Write the equation of the line passes through -3,5 and 2, 10 in slope intercept form
I need help trying to solve this math problem someone please help me.
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06/16/18

annual tuition and fees at all 4-year institutions in the US in 2002 was $17,800 and in 2011 was $24,000. y = tuition and fees year x and x=0 represents 2002
   The average annual tuition and fees at all 4-year institutions in the US in 2002 was $17,800 and in 2011 was $24,000. Let y be the average tuition and fees in the year x, where x=0 represents... more
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