Alex is adding baseball cards to sleeves in his binder. He filled 2
7
of his binder the first day. On the second day he filled
4
7
. How much of his binder did Alex fill in those two days?
A)
3
7
B)
4
7
C)
5
7
D)
6
7

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false