Technician a says that a cylinder head may house many vital engine components, including the crankshaft, spark plug, connecting rods, and camshaft. technician b says in an aluminum cylinder head, the valve seats and valve guides are separate steel parts that are pressed tightly into the head. who is right?
a. both a and b
b. neither a nor b
c. b only
d. a only

Popeye produces 20 cans of spinach in 8 hours. wimpy produces 15 hamburgers in 10 hours. if each hamburger trades for 1.5 cans of spinach, then: a. wimpy’s production and productivity are greater than popeye’s. b. popeye’s production is greater than wimpy’s, but his productivity is less. c. wimpy’s production is greater than popeye’s, but his productivity is less. d. popeye’s production and productivity are greater than wimpy’s.

All of the following led to the collapse of the soviet economy except a. a lack of worker incentives. c. inadequate supply of consumer goods. b. a reliance on production quotas. d. the introduction of a market economy.

Your father's employer was just acquired, and he was given a severance payment of $375,000, which he invested at a 7.5% annual rate. he now plans to retire, and he wants to withdraw $35,000 at the end of each year, starting at the end of this year. how many years will it take to exhaust his funds, i. e., run the account down to zero? a. 22.50 b. 23.63 c. 24.81 d. 26.05 e. 27.35