The lengths of turtles in a park are normally distributed with a mean of 21.6 inches and a standard deviation of 4.4 inches.
What is the percentile rank of a turtle whose length is 17 inches?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

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)

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?