4.4 x 10 to the negative fifth power is what in standard form

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.