A skateboarder travels 90 M in 20 seconds what is her speed

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Which graph has a rate of change of zero

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