Sam’s speech class only assesses students based on their attendance and grades on speeches. Attendance accounts for 20% of the grade, and speeches account for 80% of the grade. Sam was in class 86% of the time, and she received scores of 100%, 83%, 75%, 94%, and 98% on her speeches.

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers