The scatter plot shows a hiker’s elevation above sea level over time. The equation of the trend
line shown is y = 8.77x + 686. To the nearest
whole number, predict what the hiker’s elevation
will be after 145 minutes.

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Which expression is rational? 6. , square root two, square root 14, square root 49