A) Work out 4 1/7 + 1 1/2​

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As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?