Alab can run 126 test in 14 days . if it continues to run test at this rate , how many can it run in 30 days?

In the diagram of circle a what is m

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Ineed no it anyone can see this