If you roll a fair six-sided die and a fair four-sided die, what is the probability that at least one die shows a 4?

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Hi, can anyone show me how to do this problem? 100 points for this. in advance

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.