The sum of two numbers and their difference is 30.
Answer:
use calculator
Step-by-step explanation:
Answer: C
Step-by-step explanation:
This describes an expotential function
At t = 0, P = 70
Therefore, C = 70
P = 70 e^kt
Solve for k by plugging in (4,360)
k = 0.4094
plug in t(7 hours)
70 e^(0.4094*7)
The answer roughly equals C
Converting 1 hour and 15 minutes to minutes only, its 75 minutes. 75 - 54 is 21. So, Martin has 21 minutes left to finish.