There are 52 cards in a deck, 2 of which are red aces and 2 of which are black aces. If Lucas chooses a card from the deck
without looking, what is the probability that the card will be
an ace?

Pick the description of a geometric object that best matches the real world object box for a deck of card

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?