Kayla dove into a lake descending 12 feet. She ascended 5 feet to look at a turtle swimming. What is kayla’s current depth?

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9