What is the interquartile range for this set of data? 11, 19, 35, 42, 60, 72, 80, 85, 88 a) 30 b) 55.5 c) 60 d) 72

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as