Search 72,401 tutors

Martha can rake the leaves in her yard in 7 hours. Her brother can do the job in 4 hours. How long will it take them to do the job working together?

Martha can rake the leaves in her yard in 7 hours. Her brother can do the job in 4 hours. How long will it take them to do the job working together?

The morning dose is 3/8 of an ounce and the afternoon dose is 3/7 of an ounce. The nurse has a one ounce of medication, is that enough ?

please answer im studying for my kaplan nursing exam.. thank you soo much !

Solve for y, y+3x=8x-7

You have to solve for y, but the problem is I don't get how to solve for it if we don't have x.  Will y equal to something that has x included for the answer.

Optical Density

What Is Optical Density? Difference between optical and mass density!

(2^3+3^3)/(2^3+2(-3)-3^2)

Evaluate the following expression

if a ferris well take 45 seconds to make a complete rotation how many rotations will is complete in 3 hours

if a ferris well take 45 seconds to make a complete rotation how many rotations will is complete in 3 hours

The cost of your meal is \$27. Sales tax is 8%. You leave a tip that is 20% of the cost if the meal. What is the total amount of your bill?

The cost of your mean is \$27. Sales tax is 8%. You leave a tip that is 20% of the cost if the meal. What is the total amount if your bill? Explain how to solve the problem

Without using a calculator, determine the number of real zeros of the function f(x) = x.3 + 4x.2 + x – 6.

how do i determine the number of real zeros of the function

What is 637.7 divided by 21 using a decimal instead of a remainder?

Simplify the following using decimals instead of a remainder   637.7/21

tom bought 3 pieces of bubble gum for 12 cent total. if tom paid with a quarter how much change was left after the purchase

tom bought 3 pieces of bubble gum for 12 cent total. if tom paid with a quarter how much change was left after the purchase

Linear Equations - y but not x? Is it the same as just an x?

I have a problem with linear equations. What if there is just a y, and no x? On my homework, the question is, "Solve -4y = 16"

vertical and horizontal asymptotes

Find the verticle and horizontal asymptotes of function f(x)=3x-1/x+4   find the verticle and horizontal asymptotes of function g(x)=x+7/x2-4   find the domain and...

standard deviation

Assume that the heights of women are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. The cheerleaders for a local professional basketball team must be between...

Which of the following is the coefficient of x^4 in the Maclaurin series generated by cos (3x)?    a) 27/8 b) 9 c) 1/24 d) 0 e) -27/8   Please help me...

Probablity

The distribution of cholesterol levels in teenage boys is approximately normal with μ = 170 and σ = 30 (Source: U.S. National Center for Health Statistics). Levels above 200 warrant attention. Find...

Percentage

The distribution of cholesterol levels in teenage boys is approximately normal with μ = 170 and σ = 30 (Source: U.S. National Center for Health Statistics). Levels above 200 warrant attention. What...

A ball is launched at speed Vo with an angle to the horizontal. At its maximum height h, it has half the speed as when it was at half this height (h/2)

What is the angle it was launched at? Been stuck on this problem for quite some time now. Any guidance would be great, thanks!

Unsolved AP

Given sequence is 1,2,4,7,11,16... Find 125th term and also find sum.(good luck)

Can you help with an Investment class (FINC 3231) question?

I am taking my last class for college graduation and am in need of help with this homework problem. I have done the first paragraph but I am baffled by the second paragraph. Please help if you can...