Author Question: Suppose a painter is deciding which color combination to use when painting a house. The main color ... (Read 296 times)

rl

  • Hero Member
  • *****
  • Posts: 579

  Suppose a painter is deciding which color combination to use when painting a house. The main color of the house can be one of five possible colors and the trim can be one of three possible colors. How many different ways could the house be painted?
 

  a.5
  b.15
  c.125
 

d.3
 
 



Question 2

Which of the following is the formula for a permutation or r symbols taken k at a time?
   
  a.
  b.
  c.
 

d.
 
 




bob

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

correct: b

Answer to Question 2

correct: c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

For a complete list of videos, visit our video library