Suppose that the weight X, in pounds , of a 40 year old man is a normal random Variable with mean 147 and standard deviation 16 .

30 determine the coefficient on x 12 y 24 x12y24 in ( x 3 + 2 x y 2 + y + 3 ) 18 . (x3+2xy2+y+3)18. (be careful, as x x and y y now appear in multiple terms! )

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay