Carmella turns on her oven, which heats up at 80 degrees per minute. the temperature of her house, and therefore the oven, is 70 degrees. how many minutes will it take her oven to reach 390 degrees?

Griffin ordered a pair of sneakers online. he had a $22 credit that he applied toward the purchase, and then he used a credit card to pay for the rest of the cost. if the shoes cost $58, how much did griffin charge to his credit card when he bought the sneakers?