Which place could you round to so that the number 382,578 and 390,724 and 382,368 are the same?

Solve for x, y, and z. show all steps.

What is the product? a-3/15a × 5/a-3

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