A certain sandwich cookie contains 55 C of nutritional energy. A) For what amount of time must you swim in order to work off three cookies if swimming consumes560 C/h? Express your answer to two significant figures and include appropriate units. B) Instead of swimming you decide to run for 50 min at a pace that works off 840 C/h. How many cookies have you worked off? Express your answer to two significant figures.

A certain sandwich cookie contains 55 C of nutritional energy. A) For what amount of time must you swim in order to work off three cookies if swimming consumes560 C/h? Express your answer to two significant figures and include appropriate units. B) Instead of swimming you decide to run for 50 min at a pace that works off 840 C/h. How many cookies have you worked off? Express your answer to two significant figures.