Answer:
3.456E + 14= 
Step-by-step explanation:
The river discharges
cubic feet of water into the Pacific Ocean each second.
There are 86,400 seconds in one day.
Amount of water discharges each day

Since this differs from what you have, I will explain the scientific notation.
3.456E + 14 simply means 
The options are not well laid out but you can pick the appropriate option.
Answer:
40 Miles Per Hour
Step-by-step explanation:
If this is traveling 100 Miles in 2.5 hours...
100/2.5 = 40
You would have to go 40 Miles Per Hour.
Dear Roni33, the amount of slices that Darren will put on each plate will be 3 parts of the pie.