How much pure acid should be mixed with 4 gallons of a 60% acid solution in order to get an 80% acid solution

A regular decagon is a polygon with 10 sides of equal length. Use complete sentences to design a strategy to determine the sum of the interior angles of a regular decagon

Write a linear function f with f (-10) = 4 and f (-2) = 4. f (x) =

The following equation represents the revenue of a company R, in millions of dollars per year, expected for year t, where 2010 is t = 0 R=6,000e0.03t In the equation above, what does the number 6,000 represent?

Find H. C. F. and L. C. M. of x3-y3, x2-y2 and (x-y) ?

Simplify n/12+4 when n=4

How do you factor 7+14

Isaac finished 8 out of 10 homework problems Phil has finished 3/5, Who finished the most? How many more do he do?

How many degreese are in 1/9 angle

Because he has to drive on his job, Jaime is paid $.50 per mile to cover transportation costs. In addition, he earns $560 a week. His company can't afford to pay him more than $800 a week, so his paycheck must be less than $800.

Evaluate negative 121 over 11