Rita says all numbers have an even number of factors. she gives two examples. the number 3 has two factors: 1 and 3. the number 6 has four factors: 1 2 3 & 6. write a number that has an odd number of factors then list the factors.

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Three times the sum of a number and seven is negative thirty-six. what is the number?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?