Avideo game system that normally sells for $249 is on sale for 15% off. which expression can be used to find the amount of the discount? select all that apply.

a. 0.15(2.29) b. 3/20 x249 c. 0.15 x249 d. 15 x249 e. 15/100 x 249

(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 is the distance between the points 4,10 and -3,-14 on the coordinate plane

Find the value of x for which abcd must be a parallelogram -9-6x x-30