Astraight angel forms a line true or false

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Ihonestly have no clue if it's each or none.

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?