2:5
Multiply both parts of the ratio by 5 to get the answer of
10:25
Answer:
Rate of growth of bacteria when t=2 is 3.09 bacteria/hour
Step-by-step explanation:
As equation is not given so considering the Equation of growth of bacteria as

We have to find the rate at which population is growing. To do so differentiate above equation w.r.to 't'

Rate of growth of bacteria when t=2 is 3.09 bacteria/hour
Answer:
0.25
Step-by-step explanation:
as she usually finishes the race in 7.5 and her time for breaks are at 7.75 all you have to do is solve a simple equation of : 7.75 - 7.50 = 0.25