Question

A biologist predicts that the height of a certain tree will increase exponentially with time,tripling every 60 years. The tree is now 5 meters tall. According to the biologist’s prediction,in how many years would the tree become 45 meters tall? A120,B180C540D800

Answer 1

60/5= 12 years for 1 meter

12 x 45= 540 years for 45 meters

Answer 2

its A mate

hope this helped :3~~