Suppose Total Expenditures for a Typical Household in 2009 Were

question 155

Multiple Choice

Suppose total expenditures for a typical household in 2009 were $3,300 per month and that the cost of purchasing exactly the same items in 2012 was $3,993 per month.If 2009 is the base year,the consumer price index (CPI) for 2012 equals

• A) 76.
• B) 83.
• C) 100.
• D) 121.
• E) 145.

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Definitions:

Recirculating Ball

A type of steering mechanism in vehicles that uses a series of ball bearings to minimize friction and wear in the steering box.

Gearbox

In a steering mechanism, the use of gears to increase the mechanical advantage and decrease driver effort in turning the steering wheel while converting the wheel’s motion into motion that moves the vehicle’s front wheels.

U-joint

A universal joint, a flexible pivot point that transmits power allowing for varying angles of the drive shaft.

Steering Assembly

The collection of components in a vehicle that allows the driver to guide and direct the vehicle in the desired direction.