2 goes into both of those numbers
Answer:
-5/8 + 6/8= 1/8
6/8 is the same thing as 3/4 btw so don't get confused.
As per the given information;
Bacteria triples every month.
Originally, there were 4 bacterial cells.
We are suppose to find how many there will be after 15 months.
Hence we can say , the number of bacteria after n month can be given using the exponential growth function

So number of bacteria after 15 month will be

3 / 60 = 180
24:180
6:45
3:15
1:5
2 minutes per lap. I think