Mitch and Jim collect coins. Mitch bought 8 packages of 15 coins and 4 packages of 22 coins. Jim bought 14 packages of 15 coins and 2 packages of 22 coins. How many coins did each boy buy?

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box