The range of 5 numbers is 12 if the smallest number is 3 what is the largest number

Simplify the expression 10/11(22z) + (a+5) -1

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.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers