03/13/18
A man of height 1.5m walks away from a 5-meter lamppost at a speed of 2.7m/s.
Find the rate at which his shadow is increasing in length in m/sec.
03/13/18
percentage question
I.e., Fifteen ounces of concentrate is mixed with 45 ounces of water to make 60 ounces of orange juice. What percent of the orange juice is concentrate?
03/13/18
22m ladder leans against wall. Bottom of ladder is 3m from wall at t=0, and starts to slide away from wall at 1m/sec.
Find the velocity of the top of the ladder at t=2 seconds.
03/13/18
Determine the expressions that represent the length and width of the rectangle
the area is 6x^2-17x-3. the length and width are binomials
03/13/18
Elsa made $234 for18 hours of work. At the same rate, how many hours would she have to work to make $91?
Elsa made $234 for18 hours of work. At the same rate, how many hours would she have to work to make $91?
03/12/18
The formula for surface area of a cube is 6 1/3 to the power of 2,where 1/3 is the length of one side of the cube
based on equations
03/12/18
Value interest
Jolene invests her savings in two bank accounts, one paying 3 percent and the other paying 9 percent simple interest per year. She puts twice as much in the lower yielding account because it is...
more
03/12/18
how many tiles 9 inches squared will be necessary to floor a room measuring 35 feet by 20 feet
trying to figure how many tiles go into a 35x29 ft room
03/12/18
Jay has 5 quarters in his pocket. They are dated 1995, 1995, 2000, 2003, and 2004. What is the probability of Jay randomly selecting a 1995 quarter from his poc
Jay has 5 quarters in his pocket. They are dated 1995, 1995, 2000, 2003, and 2004. What is the probability of Jay randomly selecting a 1995 quarter from his pocket?
A: 2/3
B: 1/2
C: 2/5
D: 3/5
03/12/18
The height of the billboard you will need to paint grey is 34 feet shorter than the width (w) of the billboard, as shown in the diagram below
I would figure w^2-34 but i dont know how to find w from there on..? Help!!
03/11/18
You have 300 feet of wire fence to mark off a rectangular Christmas tree lot with a center divider,
You have 300 feet of wire fence to mark off a rectangular Christmas tree lotwith a center divider, using a brick wall as one side of the lot. If you would like to enclose a total area of 7500...
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03/11/18
plz help me with this
Kaylee mixes the amounts of paint shown 3/4 and 1/6. She uses 3/4 of the paint for an art project. How much paint does she use in all? Explain how to solve the problem.
03/11/18
To vertical poles have heights of 7 feet and 12 feet....
To vertical poles have heights of 7 feet and 12 feet. A rope is stretched from the top of each pole to the bottom of the other. Exactly how far above the ground do the ropes cross?
03/09/18
Bob can row 10 mph in still water. The total time to travel downstream and return upstream to the starting point is 5 hours.
Bob can row 10 mph in still water. The total time to travel downstream and return upstream to the starting point is 5 hours. If the total distance downstream and back is 32 miles, determine the...
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03/09/18
One inlet pipe can fill an empty pool in 8 hours, and a drain can empty the pool in 12 hours.
One inlet pipe can fill an empty pool in 8 hours, and a drain can empty the pool in 12 hours. How long will it take the pipe to fill the pool if the drain is left open?
03/09/18
Jennie has 177 more songs downloaded on her mp3 player than Diamond. Together, they have 895 songs downloaded.
Find how many songs each girl has downloaded?
03/08/18
The line is parallel to y = − 6 7 x + 2 and passes through the point (−7, −3).
The line is parallel to y = − 67 x + 2 and passes through the point (−7, −3).
03/08/18
Who ran the farthest and by how much?
Sophia Kaitlyn and Morgan wanted to see how far they could run in five minutes. Sophia ran 1/2 of a mile, Kaitlyn ran 9/10 of a mile, and Morgan ran 2/3 of a mile.
03/08/18
Word problem help?
A balloon is at a height of 20 meters, and is rising at the constant rate of 5 m/sec. A bicyclist passes beneath it, traveling in a straight line at the constant speed of 10 m/sec. How fast is the...
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03/08/18
Write the formula for the parabola that has x-intercepts (−2,0) and (4.6,0), and y-intercept (0,1.5)
Please tell me want the equation would be!!!
03/08/18
A batch consists of 12 defective coils and 88 good ones. Find the probability of getting two good coils when two coils are randomly selected if the first
selectio is replaced before The second is made
03/07/18
What is -5( cos squared theta -csc squared theta)
My question is what is -5( cos2 -csc2) any info on how to do this would be appreciated
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