please help me on this question and Disclaimer: I don't want any guesses and the answer should be right thanks​

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%