NY-F.LE.5

Algebra ILinear and Exponential Models70 target questions

Interpret the parameters in a linear or exponential function in terms of a context.

Sample Practice Questions (3)

The graph below shows the distance,

D

, in miles, a car travels over time,

t

, in hours. The function can be represented by

D (t) = m t + b

. Which statement correctly describes the meaning of the parameters

m

and

b

in this context?

m

represents the initial distance from the starting point, and

b

represents the speed of the car.

m

represents the speed of the car, and

b

represents the initial distance from the starting point.

m

represents the total distance traveled, and

b

represents the total time.

m

represents the time it takes to travel one mile, and

b

represents the maximum distance.

The graph below represents the cost of a taxi ride, where

y

is the total cost and

x

is the number of miles traveled. What does the slope of the line represent?

AThe cost per mile

BThe initial pickup fee

CThe total distance of the trip

DThe maximum cost of a ride

The graph below represents the total cost,

C

, in dollars, for a taxi ride of

d

miles. What is the meaning of the slope of the line?

AThe initial pickup fee of \$3.00.

BThe total distance of the trip.

CThe cost per mile of \$2.00.

DThe total cost of the taxi ride.

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