Help me quickly

1/2
-1/2
2
-2

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

How to write 3 tenths and 5 tenths as a decimal

True or false look at the picture pls : /