A cashier has a total of 30 bills, consisting of $1 bills,$5 bills, and $20 bills, The total dollar amount of these bills is $351. There are nine more $20 bills that $1 bills. How many of each bill denomination are there ?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

What’s the range cuz i can’t find it?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?