23.4375 or 24.0 is the bacteria count after 6 hours.
The answer would be 10 it is cheaper you must divide here is my work
<span>You divide unit per price = 10/$6.75 = $1.48
12/$7.25 = $1.65
Which means 10 units are cheaper</span>
18x^2 - 32 =
2(9x^2 - 16) =
2(3x + 4)(3x - 4) <==
answer is 4
