Carl earns $3.25 per hour walking his neighbors dogs. he walks them 1/3 of an hour in the morning and 1/2 of an hour in the afternoon. how much time does carl spend dog walking every day.

Look at your sentences:
Carl earns $3.25 per hour walking his neighbors dogs. He walks them 1/3 of an hour in the morning and 1/2 of an hour in the afternoon. How much time does Carl spend dog walking every day?
You don't need the first sentence.

1/3+1/2
find a LCD 6
2/6+3/6=5/6

r   = 2.65m

good luck!

cutie~

The answers are 20,30,80,180,960,890,1230,4560. on the first row