If 60 is decreased by 40 what is the amount

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

What are the solutions to the equation 4x2+3x=24-x

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)