at the start of the year, billy had 45 fish in his tank. By the end of March, 2/5 had passes away. By the end pf june another 7 fish had died. By august 20% of the remaining fish also dided. How many fish were left

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Which statement about the annual percentage rate (apr) is not true?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236