Ignore the rest!

Anyways can y’all help me with this question

Giving brainliest

Ineed with number 17 i don’t get it at alll

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles