Help with all pleas 1. what is 3% of 84
2. 378 is what percent of 450
3. 8 is what percent of 128

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points