nancylagunas805
22.04.2021 •
Mathematics
Water tank is being filled with water. Before water is pumped in, the water level in the tank is 12 inches high. After 20 minutes, the water level is 54 inches high.
If t represents the time in minutes and h represents the water level, which of the following equations can be used to model this situation?
A. H = 42 + 12t
B. H = 2.1t - 12
C. H = 12t + 2.1
D. H = 2.1t + 12
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Ответ:
It must be put in at 11:15 AM
Step-by-step explanation:
all you do is count back 4 hours and 45 minutes from 3:00