Someone help me with this PE question?

According to the tide table below what time of day will the highest tide occur?

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?

**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z