What is is the name of the daily life cycle?

How many minutes are there in 8 hours and 20 minutes? How many questions did you miss out of 35 if you got a 75 percent? Is 2 dollars and 50 cent 10 percent of 25 dollars? What is a pictorial representation of chromosomes? What is 51 out of 83 as a percentage? How many times does 15 go in to 600? How do mailmen use math? What is 24 to the 2nd power? What does the name Jacquline mean? What is 4x cubed minus 6x plus 10x squared when factored? What is 23 divided by one-third? How do you read a two sided stem and leaf plot? What percent is 108 out of 135? How are distance time graphs useful? Is an equiangular polygon the same as regular polygon? What does y squared plus y squared equal? What is three fourths times one half? What are various types of operations required for instruction Explain each? Who lived the longest in the Old Testament? What is the relationship between whole numbers and rational numbers?