A sign says that the price marked on all music equipment is 30% off the original price. You buy an electric guitar for the sale price of $315.What percent of the original price is the sale price?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

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:

How can (square root of 25) ^2 be rewritten?