06/29/15

A cell culture contains 9 thousand cells, and is growing at a rate of r(t)=6e0.17t thousand cells per hour. Find the total cell count after 5 hours.
A cell culture contains 9 thousand cells, and is growing at a rate of r(t)=6e0.17t thousand cells per hour.Find the total cell count after 5 hours. Give your answer accurate to at least 2 decimal... more
Follows • 2
Expert Answers •1

06/28/15

6 yellow blocks=5 purple, 4 purple=8 green, 5 green=2 red, How many yellow blocks are equal to one red block
This was on my mtel and I could not figure it out 
Follows • 3
Expert Answers •2

06/26/15

variable manipulation ( algebra 1 or 2)
 if (2x-y)/(x+y)= (3/4) then (x/y) is    f (2/5)   g(3/4)   h (7/2)   J(7/3)   K (7/5)    Please help
Follows • 3
Expert Answers •3

06/26/15

Sec 30/2 = - square root of 2
I really need help with passing my trigonometry test please
Follows • 2
Expert Answers •1

06/26/15

need to find the store totle ans weekly salary.
a person pays the manager of his original store a weekly salary of $600 plus 25%of stores weekly sales.to motivate sales in a new store he will pay the manager $500 a week plus35% of the weekly... more
Follows • 4
Expert Answers •3

06/26/15

y = x3 - 3x + 4; x = 2
Find the equation of the tangent line to each curve at the given point.
Follows • 2
Expert Answers •2

06/25/15

It is possible
It is possible that a composition of two transformations may be renamed by only one other transformational method. For example, the composition of a line reflection in the y-axis followed by a line... more
Follows • 2
Expert Answers •1

06/25/15

Find the area under the standard normal curve which lies?
Find the area under the standard normal curve which lies a.) to the left of 0.47 b.) to the right of z=-0.06 c.) to the right of z=2.53 d.) to the left of z=-1.31 e.) between z= 0.72 and z=1.59 f.)... more
Follows • 2
Expert Answers •1

06/25/15

The figure below is a square with an area of 625 cm2. The length of a rectangle is 40% more than the length of the square. Find the length of the rectangle.
Word problem 
Follows • 3
Expert Answers •2

06/25/15

Word Problem
Store A had DVDs in packs of 3 for $15.60. Store B sells DVDs for $6.00 each. How much is saved (if any) on each DVD if you but six DVDs from Store A instead of 6 DVDs from Store B?   Confused.
Follows • 3
Expert Answers •2

06/25/15

Word Problem
A printing company makes pamphlets that cost $.75 per copy plus $5.00 as a setter's fee. If $80 were spent printing a pamphlet, how many pamphlets were ordered?   Could this be set as a proportion?
Follows • 2
Expert Answers •1

06/25/15

The colts played 76 games. They won 3 times as many games as they lost. How many did they win?
Have a math test tomorrow don't know how to do this question on the review. :( plz help due tomorrow 
Follows • 3
Expert Answers •2

06/25/15

Bill has twice as much money ad bob. Paul has twelve more than bill. Together they have ninety two dollars. How much money does bob have?
Have a math test tomorrow don't know how to do this question on the review. :( plz help due tomorrow
Follows • 3
Expert Answers •2

06/25/15

One number is six less than another. Three times the smaller is two more than twice the larger. Find the numbers
Have a math test tomorrow don't know how to do this question on the review. :( plz help due tm
Follows • 3
Expert Answers •2

06/25/15

One number is five more than another. Five times the smaller equals four times the larger. Find the numbers
Have a math test tomorrow don't know how to do this question on the review. :( plz help due tm
Follows • 3
Expert Answers •2

06/25/15

Having problems solving this Algebra Word problem. I'm taking a Algebra 2 class and so far its like looking at chinese.
. one hose requires 3 hours to fill the pool. a second hose turned on, the pool be filled in 1.2 hours. How long the second hose to fill the pool if it worked alone?
Follows • 5
Expert Answers •3

06/25/15

write a recursive function that represents the number of books ashely has at a time
Ashley has 100 books that she wants to give away at the rate of n books per week. Write a recursive function that represents the number of books Ashley has at any time.
Follows • 5
Expert Answers •4

06/24/15

Americans spend an average of 5 hours per day online. If the standard deviation is 37 minutes, find the range in which at least 93.76% of the data will lie.
Americans spend an average of 5 hours per day online. If the standard deviation is 37 minutes, find the range in which at least 93.76% of the data will lie.    
Follows • 2
Expert Answers •1

06/24/15

Suppose a line L has an equation Ax + By + C = 0.
 What is the slope of L if B = 0 and A does not equal 0. 
Follows • 3
Expert Answers •2

06/24/15

Three quarters of houses in Metopeni State have electricity. Half of those with electricity have television. If 60 houses have television , how many houses are
Please help me. Thank you
Follows • 2
Expert Answers •1

06/24/15

Need help!
Find the dimensions of a rectangle whose area is 180 cm2 and whose perimeter is 54cm.
Follows • 3
Expert Answers •2

06/24/15

Word problem help
it took Roman 10 hours to drive to a family reunion on the way home he was able to increase his average speed but 18 mph and make the return drive in only 7 hours. find his average speed on the... more
Follows • 3
Expert Answers •2

06/24/15

I suck at word problems :(
a builder wants to install a triangular window with the second and third angle which measure 30 degrees more than the first angle measure. What are the measurements of the angles he will have to cut?
Follows • 3
Expert Answers •2

06/24/15

What is the area of a cube in feet if it's volume is 23.6 L? (1in =2.54 cm)
the answer is .833 ft3 but I don't know how to work it out 
Follows • 4
Expert Answers •3

06/24/15

Suppose an exam had an average (mean) score of 55%
Suppose an exam had an average (mean) score of 55% and a standard deviation of 15%. Table 6.3 Curving GradesA 1.5 standard deviations above the mean or higherB 0.5 to 1.5 standard deviations about... more
Follows • 2
Expert Answers •2

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.