In a class of 666, there are 222 students who forgot their lunch.
If the teacher chooses 222 students, what is the probability that both of them forgot their lunch?

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.

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

Which point has an coordinates of (2,0) ? a