Last weekend, mandy collected 4 times as many shells as cameron. together, the collected 40 shells. how many sheels did mandy collect

What is 54.039 in word word

The position vector for a particle moving on a helix is c (t) = (cos (t), sin (t), t^2). (a) Find the speed of the particle at time t0 = 4pi. (b) Find a parametrization for the tangent line to c (t) at t0 = 4pi.

Although beginning salaries vary greatly according to your field of study, the equation s = 2806.6 t + 32,558 can be used to approximate and to predict average beginning salaries for candidates with bachelor's degrees.

Find the sum of the first 9 terms in the following geometric series. Do not round your answer. 64 + 32 + 16 + ...

Ben spent triple the amount of time on the homework as David. David spent 3 times more than Sandro. Which equation represents the relationship between the amount of time Ben and Sandro spent on their homework?

Caleb wants to kayak. Kayak rentals cost $14.50 for a half a hour. If Caleb rents a kayak for one hour and forty five minutes how much will it cost him?

Test the hypotheses below with the given data. let alpha = 0.05. sample 1: average = 138.4, sigma = 6.71, sample size = 48 sample 2: average = 142.5, sigma = 8.92, sample size = 39 this is an example of

One week, Huey worked 7 hours less than Dewey, and Louie worked twice as long as Huey. Together they worked 87 hours. Find the number of hours worked by each.

Which expression is equivalent to 7 square root of 29

Elimination of x-y=11 2x+y=19