PLEASE HELP AND NO FILES PLEASE
1. you spin a penny and a nickel on a table. The penny lands on heads and the nickel lands on tails. find the probability

2. A container has 7 green buttons, 3 yellow buttons, and 4 blue buttons. You reach in and randomly draw out a blue button. You KEEP the blue button and reach in again to draw out a second blue button. find the probability.