Form the intersection for the following sets. r = {10, 15, 20} s = {20, 25} r ∩ s = a. { } b. {10, 15, 25} c. {20} d. {10, 15, 20, 25}

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.