ANSWER
Approximately after 15 minutes.
EXPLANATION
The growth rate of the first bacteria is

The growth rate of the first bacteria :

To find the time that, there will be an equal number of bacteria, we equate the two equation;



We solve for t to get,

Or

We discard the negative value.
This implies that,

67Answer:67
Step-by-step explanation:
Minus 3y both sides
2y-6=-20
add 6 to both sids
2y=-14
divide 2
y=-7
Take 150 and multiply 30%==0.30. 150* .30. =45.00 off answer is 105.00
Answer:
48 minutes = 8km
Step-by-step explanation:
5/30= 6
6*8km= 48 mins