If you move the decimal from left to right, then you make it either a whole number or a percentage.
There are a lot of other step that will be in between but the answer will end up being.....
Answer: Log (a^2c/ b^3 d^4)
He drives 62 miles per hour.
And yes, you are right, (496 miles after 8 hours)
1 is 4 times greater than 1/4
If you multiply 1/4 by 4 you get 1
Answer:
The diver will hit the water at 1.5 seconds
Step-by-step explanation:
Given

Required (Missing from the question)
When will the diver hit the water?
To do this, we simply solve for t
When the diver hits the water, the height is 0 (at that point)
So, substitute 0 for h in 

Divide both sides by -16




Split
or 
Solve for t
or 
But time (t) can not be negative.
So:

Hence, the diver will hit the water at 1.5 seconds