Marco needs to buy some cat food. At the nearest store, 2 bags of cat food cost $4.50. How much would Marco spend on 3 bags of cat food?

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16