the constant of variation or namely its slope will be

Answer:
12.5
Step-by-step explanation:
you can solve this by dividing 250/20=12.5
Answer:
59%
Step-by-step explanation:
simply, it would be 11+2/22 = 59%
I assume there are no student that passed 0 tests
£350 because 420/6 is 70 and 70*5 is 350