Which number can be added to the data so that the range of the data will be 55?
56, 81, 54, 47, 45, 94
A. 49
B. 98
C. 39
D. 6

Me. i need an answer asap. , you! select the correct answer from each drop-down menu.simplify the given polynomial and use it to complete the statement.the polynomial simplifies to an expression that is a blank with a blank degree of blank .

What properties allow transformation to be used as a problem solving tool

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?