suppose 25 bacteria settle into a cut on.your arem and begin to double.every thirty minutes. creste s table where x is the number of minutes and y is the number of bacteria

You just want a table?

minutes - bacteria
0 ----- --- 25
30 -------- 50
60 ------- 100
90 ------- 200
etc

equation
y = 25(2)^(x/30) , where x is the number of minutes