I need help on this question (^～^;)ゞ​

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?