10/20/16

A buyer purchases a home for $225,000. The have acquired a 30 year loan at 6.5% with 20% down. How much interest will the buyers pay over the life of the loan?
I need help finding out the total interest paid over the life of the loan. Step by step, thorough and Please make it easy to understand. Thank you 
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10/20/16

The rectangular piece of metal is 10in longer than it is wide. squares with sides 2in long are cut from the four corners and the flaps are folded upward to form
The rectangular piece of metal is 10in longer than it is wide. squares with sides 2in long are cut from the four corners and the flaps are folded upward to form an open box. if the volume of the... more
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10/17/16

Statistics Help
500 people were surveyed about the cost of their utility bills. The mean cost was $125 The standard deviation is $10 What is the number of people who have a utility bill between $105 and $135? What... more
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10/13/16

math problem
julie is setting up fish tanks at the pet store. she has 51 angel fish, 68 gold fish and 102 guppies. if each tank must have exactly the same number of angel fish, the same number of gold fish and... more
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10/13/16

How long will it takes us to get to the airport?
On the way to the airport on December 8, 2011, my wife's car hit a huge hole in a construction area, damaging the front right wheel. The temporary tire forced us to decrease our average speed by 15... more
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10/13/16

A? company's profits amounted to 20?% of its sales. If the profits were ?$10 ?million, compute the? company's sales
i can't figure out the answer
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10/09/16

Jake is trying to decide if he should invest $1000 at 9% annual interest compounded monthly or invest $1000 at 8% annual interest compounded continuously. Which
investment should he make? Use the formulas y=P(1+ or -r/n)^nt and y=Ce^kt
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10/09/16

A fair die is thrown 10 times. What is the probability of rolling a 1 on exactly 2 of the 10 throws?
A fair die is thrown 10 times. What is the probability of rolling a 1 on exactly 2 of the 10 throws?   Please help!!
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10/09/16

At a local company, the ages of all new employees hired during the last 10 years are normally distributed.
At a local company, the ages of all new employees hired during the last 10 years are normally distributed. The mean age is 38 years old, with a standard deviation of 10 years.   If you were to... more
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10/08/16

Parametric Curves WEBASSIGN
(a) Show that the parametric equationsx = x1 + (x2 − x1)t, y = y1 + (y2 − y1)twhere 0 ≤ t ≤ 1, describe the line segment that joins the points P1(x1, y1) and P2(x2, y2).   (b) Find parametric... more
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10/06/16

How many diagonals would a 20-sided polygon have?
Is there a formula to calculate this?
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09/29/16

what is the mode of the following set of numbers 82,82,82,82,82,82?
I know that the mode is the number that occurs the most, however, in our textbook it says that if each score in the distribution occurs with equal frequency the set has no mode.  Confused as to if... more
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09/28/16

How much pure acid must be added to 6 gallons of a 4% acid solution to make 20% acid solution
No idea how to set up equation
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09/26/16

Linear algebra
Consider all polynomials that are zero at the real origin; that is, all polynomials such that p(0) = 0. Does thiscreate a subspace of set of all polynomials?
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09/26/16

Maria drove 550 km in 7 hours.. Maria drove at 70km/hr for part of the trip, and 85km/hr for the rest. How far did she drive at 70km/hr.
Must use a let statement. Answer by using solving by elimination or substitution. Include a full answer. Ontario Grade 10 math.
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09/26/16

two events
For two? events, M and? N, ?P(M)=0.4, ?P(N|M)=0.2?, and ?P(N|M')=0.7. Find ?P(M'?|N?).
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09/26/16

Probability
A building contractor buys 60?% of his cement from supplier A and 40?% from supplier B. A total of 75?% of the bags from A arrive? undamaged, while 90?% of the bags from B arrive undamaged. Find... more
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09/26/16

Computing Grades In order to earn an A in Mr. Ortega’s Intermediate Algebra course, Mark must obtain an average score of at least 90. On his first four exams Ma
Computing Grades In order to earn an A in Mr. Ortega’s Intermediate Algebra course,Mark must obtain an average score of at least 90. On his first four exams Mark scored 94, 83, 88, and 92. The... more
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09/26/16

handle of casino
A casino's gross revenue—all the money wagered by players—is referred to in the business as the handle. The hold is the profit the casino retains after players are paid. If a casino's hold is... more
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09/21/16

Dimensions of a rectangle....
The perimeter of a rectangle is 3030, and its diagonal is √125. Find its dimensions and area, accurate to two decimal places. Long side= Short side= Area=
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09/21/16

Are any prime gaps end larger than the square of the prime?
I am not trained in mathematics at all and I was thinking about a certain problem. I'm not sure if there's a name for this problem or how to search for work done on it before.   Assume the... more
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09/21/16

College Algebra Word Problem
Offspring will be playing at a concert venue that has a stage that is 4 yards X 5 yards. Stage crew has 10 square yards of room to create a border around the stage, to keep crowd attenders back.... more
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09/18/16

Calculus question? Half-lives? Please help!!
A building is found to contain a radioactive gas. Thirty hours later, 60% of the initial amount of gas is still present. (Note: Use the concepts of half-life or doubling time.)   (a) Write a... more
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09/12/16

what factors does 28 and 44 have in common
well i think that it would be 4 because that is what can go in  both of those numbers 
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09/12/16

See description
Teacher lent out 11 rulers at the beginning of class. Collected 4 rulers in the middle of class. Gave 7 out at the end of class. He had 18 at the end of the day. How many rulers did he start with?
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