Twenty of a herd of 100 cows were brown. what percent of the herd was not brown?

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.

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

7x^2-9x+5=0 find the discriminant and number of real solutions