In 6th grade, miguel read 15 books. In 7th grade, he read 21 books. What was the percentage change in the number of miguel read from 6th to 7th grade

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655