BCC class of 50 students took a Mathematics test. 20 students had an average score of 82. The other students had an average score of 75. What is the average score of the whole class?

Find the solution set of the following inequalities. 4. 3r – 5 > 4

Adinner party shall be held in a large recreation room. there will be 22 guest to be seated in a rectangular shaped table. this can bee made by joining tables the size of which can seat one person on each side. what is the smallest number of tables needed?

These are 550 students in our school if 40% are boys how many are girls? ​