What is the missing value in the table below? Hours
2
3
7
10
Minutes
120
?
420
600
180
270
300
360

Can someone show me the steps to solve the problem?

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

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.