The target heart rate for a 50% of HA exercising at P percent of his or her heart rate is determined by the expression 1/2 p(418-a) for women and 1/2p(400-a) for men. What is the difference between the target heart rates for a fit woman and a fit man?

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Can someone me do math because i am having a breakdown rn because i don’t get it

A.s.a.! this is a similarity in right triangles. next (solve for x)a.) 12b.) 5c.) 12.5d.) [tex] 6\sqrt{3} [/tex]