Joseph is x years old. andrea is 4 years older. brandon is three times as old as andrea. if you add together the ages of joseph, andrea, and brandon the total comes to 101 years. how old is each person?

(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

Which of the following statement about pascal's triangle are true?

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation