Triangle ABC is dilated using D as the center of dilation with a scale factor of 1/3

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?