Acredit card, owner charged $131 worth of goods on her account that had an initial balance of $0. Find the balance after a payment of $74 was made. Enter an exact number
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There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Does the point (1, sqrt 7) lie on circle shown.

Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance