christinatran105 christinatran105

27-09-2018
Mathematics

contestada

In 1988 a postage stamp cost $.27. In 1992 a postage stamp cost $.31. Find the average rate of change in the postage. Answer in units of cents/year.

Respuesta :

medicalmoss medicalmoss

27-09-2018

It changed by $.04 in 4 years.

$.04 / 4 = $.01

The stamp changed by 1 cent/year

Answer Link

Otras preguntas

a bowling boal has a mass of 5 kg. what happens to its momentum when its speed increase from 1 m/s to 2 m/s?

what is the sum of the finite arithmethic -10,-8,-6,-4...24

What are the differences between thermoplastics and thermosetting plastics? Give examples and draw a simple diagram to show what kind of linkages are there in

if a triangle has a perpendicular, does that mean it is an equilateral triangle?

How do i make spaces in python To draw hello world

Is this a true proportion ? 3/4,8/12

In a shipment if 1,000 bulbs 1/40 of bulbs were defective.How many bulbs were Not defective

The fare for an Uber is $5 per trip plus $0.50 per mile. The fare for the trip from the airport to the school center was $11.50. Write and solve an equation to

Rashad baked a cake that was large enough for each of his friends to eat 1/6 of the cake. How many friends can have a piece of cake?

Research on the human sexual response cycle indicates that: female orgasm increases the likelihood of conception. blood pressure rates decrease during the plate