A tree casts a shadow 43 m long. At the same time, the shadow cast by a 43 -cm tall statue is 54 cm long. Find the height of the tree. Round results to the nearest unit.

A25-inch wide drum is used in a marching band. what area does the top of the drum cover? round to the nearest hundredth. (use 3.14 for pi.)

Brent wants to know what is 5 x 1/2

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.