The insurance Gil has is most likely individual life insurance.
The correct answer is Choice A.
This is an example of an exponential equation, so we need the formula

.
The a value is the starting value of 100. The b value must be a decimal lower than 1 because it is decreases.
If you substitute in 8 for x, you will see that the output is about 50 (half of 100).
The bag of cat food will last for 24 days.
(6 divided by .25 is 24.)
1/4, 3/8, 1/2, 5/8, 3/4
Those are all the major measurements in between an inch.