The price for U. S. postage stamp has increased over the years. Since 1975, the price has increased from $.13 to $.37 in 2005 at a rate that is approximately linear.

Hi 45

Step-by-step explanation:

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.