In order to avoid heavy traffic, Antonio can drive home after working less than 7 hours or after working more than 9 hours. How can this be written as a single compound inequality? 7 h > 9
h 9
h > 7 or h < 9

h < 7 or h> 9

Step-by-step explanation:

just did the test

C:  OR Third Option

Antonio can avoid traffic if he works for LESS THAN 7 HOURS or GREATER THAN 9 HOURS.

Is there any COMMON point in those 2 statements? Is there any number that satisfy BOTH LESS THAN 7 and GREATER THAN 9?

No! So inequality can't be written as one, rather as 2 statements with an "or" in between.

So we can write LESS THAN 7 as   , and

GREATER THAN 9 as  

Hence, third choice is correct: