Can someone please explain and help me?

What is a rational number between 9.5 and 9.7

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?

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship