No answers from this student, yet… at the end what does yet mean

Sorry two big valves your rpm will go down plus the smaller ones will give you more horsepower your rpm will go up the answer is b

98 points! include an answer and in advance!

The annual earnings of a typical investor are $1,000,000 to $10,000,000. $100,000 to $500,000. $60,000 to $200,000. $40,000 to $80,000.