Marcia has 412 flowers for centerpieces. she uses 8 flowers for each centerpiece. how many centerpieces can she make. interpert the remainder to sovle the problems

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)