logan's e-reader sent a notification saying that he has completed 75% of the e-book.
logan has read 180 pages and he wants to know the total number of pages in the e-book.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x

Write the fraction or mixed number and the decimal shown by the model