(06.04 MC) Find the perimeter of the image below: (4 points)

a: 37 units
b: 38 units
c: 39 units
d: 40 units

I’m stuck on this i don’t understand.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?