Answer:
A shift in the demand curve is when a determinant of demand other than price changes. Therefore that tells you all determinants of demand other than price must stay the same.
Explanation:
Yes! All the major mountain ranges, such as the Himalayas and the Rocky Mountains were all formed by tectonic plates colliding and pushing each other up, creating mountains.⛰
Maps enhance people’s understanding of an area because they show where everything is and which routes would be best to take.
Answer:
808 minutes
Explanation:
Let the time taken by Trent be A and the time taken by Lois be B.
The total time (T) it will take both of them if they work together is given by the equation below;
Total time (T) = (AB)/(A+ B)
= (4040 x 1010)/(4040 + 1010)
= 4,080,400/5050
Total time = 808 minutes.
Answer: Substituting
Explanation:
Substituting is the mechanism through which someone serves as the substitute of other person or thing .Acting on behalf of other's place for completing the function instead is the duty performed by nay substitute.
According to he question,Libby's friend is acting as the substitute in library space to indicate and impart the information about keeping quiet in library before Libby can speak.Libby's friend is serving the function of library guidelines.
