What is the sum of the seven smallest composite numbers which cannot be determined to be composite simply by using the divisibility rules for 2, 3, 4, 5, 6, 8, 9, 10? (THE ANSWER IS NOT 4+6+8+9+10+12+14)

I'm so close to finishing all these.

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

Which ordered pair (c, d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15