The expression

475

⋅

1.07

6

t

475⋅1.076

t

475, dot, 1, point, 076, start superscript, t, end superscript models the average annual per capita health care costs, in dollars, in the US as a function of the number of years since

1970

19701970.

What does

1.076

1.0761, point, 076 represent in this expression?

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?