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OpenStudy (wondermath):
Tennis balls are filled with nitrogen gas. 1.7% of nitrogen gas has escaped from a particular ball after 10 hits. a) How much gas is left after a game that had 23 hits on the ball? Kay this is what I did: my equation is f(x)=100(0.983)^(x/10), and then I subbed 23 into x. I got 96%. Is this right?
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OpenStudy (anonymous):
i got 96.09%.
OpenStudy (wondermath):
nice
OpenStudy (wondermath):
so my equation is right?
OpenStudy (anonymous):
i guess so.
OpenStudy (anonymous):
there is an easy way 1.7% TIMES 10= .17 .17 times 23= 3.91 100%-3.91=
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OpenStudy (wondermath):
lol ya that works too, ty :)
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