The table shows the height, in centimeters, that a weight bouncing from a spring would achieve if there were no friction, for a given number of seconds

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).

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?