a mobile phone company reported a 160% increase in sales in one year. At the start of the year sales were 3 million. What was the sales increase over the year?

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