Four glasses of milk and 3 snack bars have a total of 83 carbohydrates (carbs), and 3 glasses of milk and 4 snack bars have a total of 85 carbs. Determine many carbs are in one glass of milk and in one snack bar.

(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

Alogical argument that is presented in graphical form using boxes and arrows is called?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?