Marilyn has 24 hair ribbons. 9 of her ribbons are red. What percent of her hair ribbons are red?
A. 30%
B. 37.5%
C. 25%
D. 40%

Which is the graph of the function y=2(4)^x

(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

Name the most appropriate metric unit for each measurement