Match the following items by entering the correct letter in column 1 from column 3. a0 a. a1 b. a2 c. a3 d. pq + qr = pr a4 e. point p

Find the missing number. a. 3 : 24 = : 72 b. : 18 = 5 : 9 c. 6: = 36 : 36

If lmn=xyz, which congruences are true by cpctc? check all that apply

(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