We have 20 chances out of 100 which is 20/100=1/5 other known as 1 in 5 chance
The even numbers are 2, 4, 6, .., 100. 50 chances out of 100 which is 50/100=1/2 other know as 1 in 2 chance
Range is the set of possible output values of a function. In this case, it’s (-9, -3, 0, 5, 7).
"C not sure look it up" waist of time headed self z.z.Z
