Math 98 Examples from 8.5
1. A grocer has some $4/lb coffee and some $8/lb coffee that she will mix to make 50lb of $5.60/lb
coffee. How many lbs of each should be used?
2. Based on average ticket pri
Math 98 3/15/11: Quiz 11
Instructions: I usually take questions before class starts and then give the quiz in the first few minutes of
class. The students have 6 minutes to take the quiz. They should
7.1 Practise
The figure shows the percentage of the U.S. population, f(x), made up of teachers
as a function of time, x, where x is the number of years after 1900. Use the graph to solve the
problem.
1. If you were to invest $1,000 each year for the next 40 years, then what
rate of return is required for your investment to be worth $1,000,000?
(Assume the first payment will begin one year from tod