Is x times y rational
is x-z rational
is x times z rational?
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Abag of popcorn contains 483 calories and servers 3.5 people. how many calories are in each serving.

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt