help please show your work

Farooq gets frustrated during the physics exam and looks straight up at the ceiling and spits his gum up vertically. If he spits it up at a vertical speed of 3.1 m/s: a] what height above his mouth will the gum reach? hi how long will it take the gum to land in his mouth again? [assuming he doesn't moveilThinking-Smarks] 9. If a pendulum takes 1.44 s to make a full swing from a point back up to that same point, determine: a] Its period b) Its frequency c] How many times it will go back and forth in 1 minute. d) Its speed if its wavelength is 24 cm.(thin|