Clive has a phone plan where he pays double his base per minute rate for any additional minute spent on a call over twenty minutes. Determine and define the variables needed to model the situation.

irrational, then, just means all the numbers that aren't rational. every integer is a rational number, since each integer n can be written in the form n/1. however, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.

step-by-step explanation:

step-by-step explanation:

gym b charges $1.05 less per hour than gym a.