8 students out of a total of 20 attended my fifth period Class yesterday what percentage does that represent?

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

What 8/12+8/11 in another way than and improper fraction

Which shows one way to determine the facts of x3+4x2+5x+20 by grouping