С P. 48° B D 630 А A. Find mZDCP. B. Write an informal proof that justifies your answer.

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

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Pls i’m super dumb and i need with this one it’s due tomorrow