If you randomly select a card from a well-shuffled standard deck of 52 cards, what is the probability that the card you select is not a diamond? (Your answer must be in the form of a reduced fraction.)

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.