Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A pollster contacts 10

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Pollsters are concerned about declining levels of cooperation
among persons contacted in surveys. A pollster contacts 103 people
in the 18-21 age bracket and finds that 87 of them respond and 16
refuse to respond. When 247 people in the 22-29 age bracket are
contacted, 214 respond and 33 refuse to respond. Assume that 1 of
the 350 people is randomly selected. Find the probability of
getting someone in the 22-29 age bracket or someone who
responds.

Report the answer as a percent rounded to one decimal place
accuracy.

P(22-29 or responds) =
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