Important
the world's population has grown at an average rate of 1.9 percent per year since 1945. there were approximately 4 billion people in the world in 1975. which function represents the world's population p, in billions of people, t years since 1975? (1 billion = 1,000,000,000)

a. p(t)=1.19t+4
b. p(t)=1.019t+4
c. p(t)=4(1.9)^t
d. p(t)= 4(1.019)^t

a net is a diagram that shows a “flattened” view of a solid. in a net, each face and base is shown with all of its dimensions. a net can also serve as a pattern to build a three-dimensional solid.

a pyramid is a three-dimensional object with a base that is a polygon and triangular faces that meet at one vertex.

" the net of a triangular pyramid consists of four triangles. the base here we are given of the pyramid is a equilateral   triangle, and the lateral faces are also triangles "

answer: there are x+184 pages in olivia's book.

step-by-step explanation:

let the total number of pages in the book which olive has already read be x.

then if olive has 184 pages left to read, then the total number of pages are in olive's book= pages she has read+pages she has left to read

therefore, the total number of pages in olivia's book=

hence, there are x+184 pages in olivia's book.

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100