Answer:
Number of algae in 7 days = 70.355
Step-by-step explanation:
Given:
Algae in beginning = 50
Rate of increasing = 5% per day = 0.05
Number of days = 7 days
Find:
Number of algae in 7 days.
Computation:
Number of algae in 7 days = 70.355
Cost = $12,800
Time = 2 hours, 8 - 10 pm
Cost per hour = ($12800)/(2) = $6400 per hour
There are 60*660 = 3600 seconds per hour.
Therefore the cost per second is
($6400)/(3600 s) = $1.7778 per second = $1.78 per second (nearest cent)
Answer: $1.78 (nearest cent)
Answer:
In 6/ 12 hours they will be the same.
Answer: A and D
Step-by-step explanation: You multiply the both the numerator and the denominator and then you simplify
Answer:
here
Step-by-step explanation: