10/07/13

HELP ME OUT PLEASE SOLVE IT..............
Jeannie has some $10 bills and some $20 bills.if she has 273 bills worth a total of $4370,how many of the bills are $10 bills and how many are $20 bills.?
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10/06/13

How do I solve this dividing monomials problem?
 m^-2 n^-5 / (m^4 n^3)^-1   Please explains the steps because I don't understand monomials at all. By the way the carat means the next number is an Exponent. 
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10/06/13

2 equations using substitutions to solve
A student has some $1 bills and some $5 bills. He has 15 bills totaling $47. How many of each type of bill does he have and what 2 equations using substitutions can be used to solve them?
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10/06/13

factor the polynomial
4m^2-8m^3-49n^2+343n^3
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10/06/13

if the net asset value of a mutual fund is $31.75, the front-end load is.........
if the net asset value of a mutual fund is $31.75, the front-end load is 5%, and the back end load is 5.5% find the purchase and sale price. would the purchase price be $30.16? would the sale... more
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10/06/13

10x^2-90 How is that to be factored?
I am having difficulty solving factoring binomial and certain polynomial problems.  This one is giving me quite a challenge.
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10/05/13

A rental car agency charges a flat fee of $38.00 plus $2.75 per day to rent a certain car. Another agency
charges a fee of $31.75 plus $4.00 per day to rent the same car. Use a graphing calculator, find the number of days for which the costs are the same. Round your answer to the nearest whole... more
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10/05/13

Solving business related equations
Bhvideo.com sells iPod Nanos for $190 and iPod Shuffles for $80. Last week it sold three times as many Shuffles as Nanos. Combined sales totaled $3,440. How many Nanos and Shuffles did it sell?
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10/02/13

Sylvia spent $59.70 on 6 packages of blank CDs.How much did each package cost?
Sylvia spent $59.70 on 6 packages of blank CDs.How much did each package cost?
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10/02/13

steps on how to solve x+y=-1 and y=2x-7
they are two equations!
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10/02/13

you are given 1.0MHCl 65.1 liters of it + an unknown mixture of NaCHO3 and NaCl= CO2 which is .802g+H2O+NaCl how do you solve for the ratio of NaCl and NaCHO3
you are given 1.0MHCl 65.1 liters of it + an unknown mixture of NaCHO3 and NaCl= CO2 which is .802g+H2O+NaCl how do you solve for the ratio of NaCl and NaCHO3 in the unknow mixture the uknown... more
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10/01/13

stocks/yield on investment/net investment
1. A man invested in 500 shares of a local business stock selling for $15.75 a share. A while later he sold half of his shares at $17.25. Calculate his investment rate of return and his capital... more
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10/01/13

Purchase price of bond
What is the purchase price of a $1,000 bond that is maturing in 20 years at 12% interest if the required rate of return is 15%?
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10/01/13

Preferred stock
IF the required rate of return is 9 3/3 % and the dividend for preferred stock is $6.50, what would be the value of this preferred stock?
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10/01/13

Stocks/yield
A company is selling its stock at $17.95 per share and expecting it to grow by 5%. It usually distributes 50% of its earnings per share as dividends. Find the value of his stock if the earning per... more
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09/30/13

Algebra word problem for 5th grade
one lady finger and six cookies cost $3.05. At the same prices, two lady fingers and four cookies cost $2.50. How much does one cookie cost?
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09/29/13

Find the speed of the plane
A plan flies 420 miles with the wind and 350 miles against the wind in the same length of time . If the speed is 15mph, find the speed of the plane still in the air.  
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09/29/13

Calculation Body Mass
Calculating body-mass index (BMI) is a way to gauge whether a person should lose weight. Doctors recommend that body-mass index values fall between 19 and 25. The formula for Body mass index B is... more
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09/29/13

The Maximum Weight
The Maximum weight that a rectangular beam can support varies jointly as its width and the square of its height and inversely as its length. If a beam 1/3 foot wide, 1/4 foot high, and 17 feet long... more
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09/28/13

Molly has $14.10 in coins. She has five more nickels than dimes. She has seven fewer quarters than dimes. How many quarters does she have?
Alegbra 1 word problem
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09/28/13

detail answer
1. A startup landscaping company has to determine the most prudent investment in new trucks and mowers. They narrow their choice to two sets. Which set will be better given that money is worth... more
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09/27/13

a kayaker can paddle her kayak at a steady 2.5 meters/sec in still water.
She wishes to cross a river that is 2.0 km wide and has a current of 1.5 meters/sec. If the kayaker aims her craft straight across the river, the current will carry her downstream as she paddles... more
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09/23/13

if there is one school liason for every 250 students and there are 45,500 smany school liasons officers are there?
if there is one school liason for every 250 students and there are 45,500 students in the state , how many school liaSON officers are there. I 'am having Math problems. need help
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09/23/13

What was his initial speed?
A man jumped horizontally from a window and reached the ground 0.80 s later. If he landed 3.6 m from the base of the building, what was his initial speed? How high was the window above the ground?  
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09/23/13

How high is the fort?
A cannon ball leaves a fort with an initial horizontal speed of 1.8*10^2 m/s and strikes a ship in the sea below 7.2 s later. How high is the fort above sea level?
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