1. a @ b=c means a= (3+3c)(8-2b). If 36 @ 3= c, find the value of c in simplest form.

2. Fifty-four (54) marbles were divided among 3 boys in the ratio 1: 2/3: 1/3. The boy receiving the most marbles received ____marbles.

3. If m is 500% of n, then n divided by ____will yield m.

4. Two number cubes each have 6 faces and each is labeled 1, 2, 4, 6, 7, 8. If the two number cubes are rolled and the numbers showing on the upper faces are added, what is the probability of rolling a sum of 10?

5. Let N

_{6 }mean 1+2+3+4+5+6. Let O_{6 }mean 1+3+5+7+9+11=36. Note O_{N }=N^{2 };meaning O

_{2 }= 2^{2}; O_{3}=3^{2 }- - -; O_{6}= 6^{2}- - - . Let E_{6}mean 2+4+6+8+10+12= 42.Furthermore, N

_{12}= O_{6}+E_{6}. If N_{401}= 80, 601, find the value of E_{200}.