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Question 1140848: Please explain:
Suppose $2800 is invested in an account at an annual interest rate of 3.7% compounded continuously. How long (to the nearest tenth of a year) will it take to double in size?
Thank you.
Click here to see answer by ikleyn(52781)

Question 1140784: Help please! I'm confused on how to get the yearly contribution. Kelly and Sam plan to send their daughter to college. To pay for this they will contribute 10 equal yearly payments to an account bearing interest at the APR of 4.2%, compounded annually. Four years after their last contribution, they will have begin the first of five, yearly withdrawals of $49,300 to pay the college expenses. How large must their yearly contributions be?
Click here to see answer by MathTherapy(10552)

Question 1140928: If you deposit $400 each month into a retirement account that earns 6% interest rate compounded monthly. How long will it take to have 1,000,000 to retire with?

please and thank you
Click here to see answer by Theo(13342)

Question 1141008: I have 6 shirts, 6 pairs of pants, and 6 hats. Each items come in the same 6 colors(So that I have item of each color). I refuse to wear an outfit in which all 3 items are the same color. How many choices for outfits do I have?
Click here to see answer by VFBundy(438)

Question 1141072: marie is going to the camera shop to get 10 pictures reprinted. prints that measure 4 inches by 6 inches cost $.50 each, and prints that measure 5 inches by 7 cost $.75 each. if marie has $7 to spend, what is the greatest amount of 5-by-7 prints she can receive?
PLEASE HELP I HAVE NO IDEA WHAT IM DOING
Click here to see answer by MathLover1(20849)

Question 1141074: a painter added 2ounces of dye to 1 quart of paint. how many ounces of dye does he need to add to 10 gallons of paint to achieve the same color?
PLEASE HELP I HAVE NO IDEA WHAT IM DOING
Click here to see answer by Alan3354(69443)

Question 1141111: If 2 is added to half of a number, the result is one more than the original number. What is the original number?
Please I really need the answer huhuhu

Click here to see answer by math_helper(2461)

Question 1141124: the cost of hiring a car for 2 days in 2006 was 264$ which was 20% more than what it was in 2001.what was the cost of hiring a car in 2001 for 2 days.
Click here to see answer by Theo(13342)

Question 1141153: if a cube of length 16 cm is painted on all faces in blue then cut up into 2cm cube , then how many faces on the 2cm cubes are not painted
Click here to see answer by greenestamps(13200)

Question 1141156: The marginal cost for a certain product is given by
dc/dq = 0.000204q2 − 0.046q + 6.
Determine the equation for the total cost if the fixed cost is R15000.
Click here to see answer by Theo(13342)

Question 1141186: Can you please help me with this question.
We tried this and we got 5/28 as an answer. Is that right?
Devi had 5/7 m of ribbon. she used 1/4 of it to tie a present. what was the length of the ribbon that devi used to tie the present?

Click here to see answer by ankor@dixie-net.com(22740)

Question 1141201: The electrical resistance of a wire varies directly as its length and inversely as the square of its diameter. 100 m of wire with a diameter of 6 mm has a resistance of ohms. Eighty meters of a second wire of the same material has a resistance of 15 ohms. Find the diameter of the second wire.
Click here to see answer by Alan3354(69443)

Question 1141423: If a=5 b=2 c=-3
a-c divided by b+c
Click here to see answer by MathLover1(20849)

Question 1141410: Pleas help me solve this question: find x-intercept for the follawing x^4/4-2x^2+10
Click here to see answer by josgarithmetic(39617)

Question 1141437: How do you solve 2x^2-40x+200
Click here to see answer by Alan3354(69443)

Question 1141437: How do you solve 2x^2-40x+200
Click here to see answer by MathLover1(20849)

Question 1141457: If Kris makes d dollars and Heidi makes 75
dollars less than 3 times Kris's wage, what does
Heidi make in terms of d?
Click here to see answer by josgarithmetic(39617)

Question 1141459: A charity with a yearly budget of 80d gets all of its
money from either it's yearly ball or from private
donations. If the charity raised 64d from the silent
auction at the ball and 4a from ticket sales at the
ball, what will need to be raised in private donations
to meet the budget?
Click here to see answer by josgarithmetic(39617)

Question 1141478: Please help!
A house has increased in value by 29% since it was purchased. If the original value is $516,000, what was the value after the increase in value?
Click here to see answer by Alan3354(69443)

Question 1141512: a company analyses its profits for 3 consecutive years, from 2014-2016. The profit made in 2014 was 25% less than that in 2015, Also profit made in 2016 was R3 million more than the profit made in 2014. If total profit made in these 3 years was R23 million, determine profit made each year
Click here to see answer by ikleyn(52781)

Question 1141502: a) Determine the equation of a sine function that would have a range of {y ER|-4≤y≤1}
and a period of 45 degrees.
b) Determine the cosine function that results in the same graph as the function in part (a).
Click here to see answer by Edwin McCravy(20055)

Question 1141668: Find cos(x/2) if sinx=_3/4 and x is the third quadrant
Click here to see answer by josmiceli(19441)

Question 1141669: verify the identity
Click here to see answer by Edwin McCravy(20055)

Question 1141801: Arianna invested \$1300$1300 in an account that pays 2.75% interest compounded annually. Assuming no deposits or withdrawals are made, find how much money Arianna would have in the account 17 years after her initial investment. Round to the nearest tenth (if necessary).
Click here to see answer by ikleyn(52781)

Question 1141670: Find the coordinates of the center and foci and the tangent of the major and minor axes of the ellipse with the given equation
(a) (X+8)^2/144+(Y-2)^2/81
(b) 3x^2+y^2+18x-2y+4=0
Click here to see answer by Edwin McCravy(20055)

Question 1141905: Miranda wants to give her 14 year old daughter $20000 when she turns 18. How much does she need to put in the bank now if the interest rate is 10 percent per year?
Click here to see answer by ankor@dixie-net.com(22740)

Question 1141911: Which shape represents the horizontal cross section of this prism?
Click here to see answer by Alan3354(69443)

Question 1142024: if sinx=-3/4 and x is the third quadrant find cos(x/2)
Click here to see answer by Theo(13342)

Question 1142069: Find the coordinate of the vertices and foci and the equation of the asymptotes for the hyperbola with the equation
(i) (x^2/81)-(y^2/49)=1
(ii) (y^2/16)-(x^2/25)=1
(iii) (y-3)^2/25-(x-2)^2/16=1
(iv) (x+6)^2/36-(y+3)^2/9=1
(v) 4x^2-25y^2-8x-96=0
Click here to see answer by Edwin McCravy(20055)

Question 1142075: Find the coordinate of the vertices and foci and
the equation of the asymptotes for the hyperbola
with the equation (x^2/81)-(y^2/49)=1
Click here to see answer by greenestamps(13200)

Question 1142077: Find the coordinate of the vertices and foci and
the equation of the asymptotes for the hyperbola
with the equation (y^2/16)-(x^2/25)=1
Click here to see answer by ikleyn(52781)

Question 1142078: Find the coordinate of the vertices and foci and
the equation of the asymptotes for the hyperbola
with the equation (y-3)^2/25-(x-2)^2/16=1
Click here to see answer by ikleyn(52781)

Question 1142080: Find the coordinate of the vertices and foci and
the equation of the asymptotes for the hyperbola
with the equation (x+6)^2/36-(y+3)^2/9=1
Click here to see answer by Edwin McCravy(20055)

Question 1142113: Find the coordinates of the
center and foci and the length of the major and
minor axes of the ellipse with the given equation
(a) (X+8)^2/144+(Y-2)^2/81
(b) 3x^2+y^2+18x-2y+4=0
(c) (y^2)/18+(x^2)/9=1
(d) 4x^2+8y^2=32
(e) (x^2)/25+(y^2)/9=0
(f) [(y+11)^2/(144)]+[(x-5)/(121)]^2=1
(g) [(x^2-1)/(20)]^2+[(y+2)^2/(4)=1
Click here to see answer by ikleyn(52781)

Question 1142028: Find the coordinates of the center and foci and
the tangent of the major and minor axes of the
ellipse with the given equation 3x^2+y^2+18x-2y+4=0
Click here to see answer by Alan3354(69443)

Question 1142027: Find the coordinates of the center and foci and
the tangent of the major and minor axes of the
ellipse with the given equation (x+8)^2/144+(y-2)^2/81
Click here to see answer by Alan3354(69443)

Question 1142079: Find the coordinate of the vertices and foci and
the equation of the asymptotes for the hyperbola
with the equation (x+6)^2/36-(y+3)^2/9=1
Click here to see answer by greenestamps(13200)

Question 1142162: Are there any consequences (direct or indirect) to others when you make money stocks or mutual funds? Do not consider your own consequences, only for others. Identify other individuals or groups that may be affected
a) from a financial standpoint
b) from another standpoint (ethically, environmentally, etc.)
For each, identify who may be affected and explain how/why.

Click here to see answer by ikleyn(52781)

Question 1142161: Justify why someone may be better off investing their money in an RESP instead of a GIC or savings account.
Click here to see answer by ikleyn(52781)

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