The answer is 468............
The last one- its the only one that applies to the 4* rule.
Q= -1. I did this problem by elimination, by multiplying the first one by -4 and the second by 3, to cancel out the p. I ended up with -7q=7. I divided both sides by -7, and got q=-1.
The middle school that has 34 teachers and 840 students