The math test was easy for Kevin but not Nick because 
OPTIONS:
- Kevin knew how to convert decimals into fractions.
- Nick knew how to convert decimals into fractions.
Kevin knew how to convert decimals into fractions.

Natalie took much longer to wash their hair than Sarah although 
OPTIONS:
- Natalie had longer hair.
- Sarah had longer hair.
Sarah had longer hair.

Benjamin loved to travel all the time, but Craig disdained it, as 
OPTIONS:
- Benjamin hated being home all the time.
- Craig hated being home all the time.
Benjamin hated being home all the time.