Lanas avarage step length is about 0.5 meters. how many steps will she need to finish the race? (5 kilmemeter race)

The parabola opens: y=√x-4 (principal square root) up down right left

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r