Which of the following statements contain a variable? Check all that apply. A. Eighty miles per hour.
B. The number of different colors on the page.
C. Half the speed of the car.
D. They scored 27 points.
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How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)