At an ocean depth of 20 m, a buoy bobs up and then down 2 m from the ocean's depth. four seconds pass from when the buoy is at its highest and lowest points. assume at x = 0, the buoy is at normal ocean depth.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

Plzz ! if you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking/show your work:

Im so bad at fractions they are not my best math thing to work on