Answer:
inches deeper is the new tire.
Step-by-step explanation:
Given : A new long life tire has a tread depth of
inches, instead of the more typical
inches.
To find : How much deeper is the new tire ?
Solution :
The difference in depth is found by the difference in the measurements.
A new long life tire has a tread depth of
inches.
The more typical has
inches.
So, The difference in the tire is

Take the least common denominator,


Therefore,
inches deeper is the new tire.