What is the answer to this equation
12 is what % of 200

The surface area of the triangular prism is .

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?