The original selling price of a share of stock was d dollars. The selling price for a share of the same stock at a later date was represented by the expression 1.8(0.45d).
Which description could explain what happened to the price of the share of stock?

Can (3,5 and square root 34) be sides on a right triangle?

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

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?