20 points! : d
i do not get graded on this, so it's okay if you get it wrong.

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.

Can someone me with this problem . show your work .

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?