You ask 120 randomly chosen students to name their favorite ice cream flavor. There are 1800 students in the school. Estimate the number of students in the school whose favorite ice cream flavor is chocolate chip.
The number of students in the school whose favorite ice cream flavor is chocolate chip is about how many??

What is the equation of a parabola y(x) that has a vertex at point (− 1/3 , 0.3) and passes through point (− 2/15 , − 1/2 ).

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x