A small deck of 5 cards consists of 3 red cards and 2 green cards. Draw 15 times with replacement, where each draw is random. Let X be the number of red cards drawn. Use the normal distribution to approximate the following:

P(X < 7)

The step function g(x) is defined as shown. what is the range of g(x)? ***answer choices in picture.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?