4,322 Answered Questions for the topic College Algebra
College Algebra
06/02/20
college algebra
It takes an older employee 11 hours to shovel the snow from a sidewalk, but a younger employee can shovel the same sidewalk in 3 hours. How long will it take them to clear the walk if they work...
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College Algebra
06/02/20
college algebra
One pump can empty a pool in 7 days, whereas a second pump can empty the pool in 11 days. How long will it take the two pumps, working together, to empty the pool? It will take the two pumps ? days...
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College Algebra
06/02/20
college algebra
A combined total of $45,000 is invested in two bonds that pay 2% and 6.5% simple interest. The annual interest is $2,340.00. How much is invested in each bond?The amount invested at 2% is $ .The...
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College Algebra
06/02/20
college algebra
A combined total of $51,000 is invested in two bonds that pay 1% and 8% simple interest. The annual interest is $2,890.00. How much is invested in each bond?The amount invested at 1% is $ .The...
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College Algebra
06/02/20
college algebra
You need a 5% alcohol solution. On hand, you have a 35 mL of a 50% alcohol mixture. How much pure water will you need to add to obtain the desired solution?A) Write an equation using the...
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College Algebra
06/02/20
college algebra
A coffee distributor needs to mix a(n) Ethiopian coffee blend that normally sells for $8.10 per pound with a Breakfast coffee blend that normally sells for $14.30 per pound to create 80 pounds of a...
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College Algebra
06/02/20
A plane can fly 960 miles in the same time as it takes a car to go 360 miles. If the car travels 100 mph slower than the plane, find the speed of the plane.
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College Algebra
06/01/20
I do I set this up, and solve?
Find the equation of the line in point slope form passing through (-6,2) and perpendicular to -5x+6y=18
College Algebra
05/31/20
How much money should be invested in each to realize exactly $5000 in interest per year
Betsy a recent retiree requires $5000 per year in extra income. She has $50,000 to invest and can invest in B- rated bonds paying 15% per year or in a certificate of deposit paying 7% per year. How...
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College Algebra
05/30/20
A coffee company mixes 1.6 lb of French Roast beans with every 3.3 lb of Kona beans. How many pounds of French Roast are needed to make 3,000 lb. of the coffee blend?
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College Algebra
05/28/20
In a certain speculative investment,a piece of real estate was purchased 3 years ago for $20000 and sold today for $100000.What is the annual rate of interest, compounded monthly,that has been earned?
Please help me with this word problem also, someone can help me to solve this word problem, this one is also part of our online task, please help me
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College Algebra
05/28/20
How long will it take $1000 to triple itself if it is earning interest at an annual rate of 6 percent compounded annually?
Please help me, i really need to have an answer to this word problem because it is part of our online task , please
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College Algebra
05/26/20
if an object fell 94 feet in 3 seconds how far will it have fallen by the end of 5 seconds
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College Algebra
05/26/20
sam can mow his yard in 5 hours. lucy can mow the same yard in 3.5 hours how long will it take them to mow the lawn together?
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College Algebra
05/26/20
i need help with this problem
The height of a rectangle is 4 inches more than its width. The area of the rectangle is equal to 5 inches more than two times the perimeter. Find the length and width of the rectangle.
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College Algebra
05/25/20
Find an equation of the line L.
L is perpendicular to y = - 3x.The intercept of the two lines are (2, - 6).What is the equation?
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College Algebra
05/25/20
Math question for College algebra
An integer is 3 less than 5 times another. If the product of two integers is 36, then find the integers
College Algebra
05/24/20
the length of a rectangle is 3yd longer than its width. if the perimeter of the rectangle is 46 yd, find its area
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College Algebra
05/24/20
The length of a rectangle is 4 times it’s width. If the area of the rectangle is 144 yd squared, find its perimeter
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College Algebra
05/24/20
I need help with is problem
A cash register contains $50 bills and $100 bills with a total of 28 bills in total, then how many of each does the register contains
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College Algebra
05/23/20
If computers sell for $1200 per unit and hard drives sell for $121 per unit, the revenue from x computers and y hard drives can be represented by what expression?
College Algebra
05/22/20
How many gallons of 70% antifreeze solution must be mixed with 90 gallons of 30% antifreeze to get a mixture that is 60% antifreeze
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05/21/20
Tide Word Problem (Trigonometry)
The water at a boat dock is 7 feet deep at low tide, and 11 feet deep at high tide. One day, low tide occurred at 4 am and high tide at 10 am. Find a function for the height of the tide as a...
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05/21/20
Magnitude of a Vector
Find magnitude of vectors v1= -3i + 7j v2= 4u Where u= ||1/2, √3,2 ||
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