In the gym , there is a scale that measures people weight . the needle is 22 cm long , and it roared 124 when evelyn stepped on it . how far did needle travel as it rotated.

Me answer number 3plz explain how you do it

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.