Suppose we want to 6 letters without replacement from 10 district letters if the order the choices matter how many ways can this be done if the order the choice it does not matter how many ways can it be done

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.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?