Seems like my 69 points are gone :(

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?