Hw do you determine the middle number when trying to find the median

Find the nonpermissible replacement for binthis expression.b2/5b +5

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.

Can someone me with this graph problem by the way i need to know the answers by today since this assignment is due ! !