Answer:
5 hours
Step-by-step explanation:
276/12= 23
115/23= 5
You want to know how long it'll take for the bacteria to grow
to (800/500) = 1.6 times their initial population.
The number of double-times it'll take is
[ log(1.6) / (log(2) ] = 0.6781 .
The double-time for these particular critters is 12 hours,
so it'll take them
0.6781 x 12 hours = 8.137 hours
= 8 hours 8.2 minutes .
Answer: 1 over 12
Step-by-step explanation:
Answer:
He should mix 25 liters of the 30% solution, and 35 liters of 60% solution.
Step-by-step explanation:
Step-by-step explanation:
verticales están a 12 metros uno del otro. Si tanto la parte superior como la inferior del arco son arcos de parábola, redondeo hasta el metro más cercano la suma de longitudes de los tirantes verticales e inclinados.
