The table shows the relationship between the number of riders on a bike tour and the daily cost of providing box lunches. 1. Write an equation to show how lunch cost L depends on the number of riders n.

2. Use your equation to find the lunch cost for 25 riders

3. How many riders could eat lunch for $89.25?

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?