Word Problems
Vocabulary
Nonlinear/Linear
Tables
100
A car rental charge is $100 plus $0.30 per mile traveled. (determine the equation)
y=0.30x + 100
100
What is the set of all x-coordinates of the ordered pairs of that relation?
domain
100
tell whether the equation is linear or nonlinear: y=2x-11
linear
100
y=8x-5 when x equals 5, what is the value of y?
y=35
200
The price of gas is $3.89 per gallon. It increases at a rate pf $0.09 per week. (determine the equation)
y=0.09x + 3.89
200
What is a rule of matching elements of two sets of numbers in which an input value from the first set has only one output value in the second set?
function
200
________ functions do not have a constant rate of change.
non-linear
200
y=4x-2 when x equals 9, what is the value of y?
y=34
300
Three pounds of squid can be purchased at the market for $18.Write an equations to represent the cost of squid as a function of its weight
y=6x
300
what is the initial value of a linear function?
y-intercept
300
In a linear equation, the exponent of "x" is ______. A) greater than one B) less than one C) greater than five D) one
D) one
300
y=7x-3 when y equals -66, what is the value of x?
x=-9
400
After 2 minutes on a treadmill, Jenny has a heart rate of 82. After 3 minutes she has a heart rate of 86. Assuming that Jenny’s heart rate (h) is a linear function of the time (t) on the treadmill, write a linear function to represent this situation.
y=4x + 74
400
What is the steepness of a linear function?
slope
400
One way to tell if a line is linear, the line must be _______. A) straight B) curved C) none of the above
A) straight
400
y=-9x when y equals 36, what is the value x?
x=4
500
A company can make a total of 20 solar heaters for $13,900, while 10 heaters cost $7500. Write a linear equation for the total cost as function of the number of heaters produced.
y=640x +1100
500
What is a function that increases and decreases and may have a curve?
non-linear function
500
Find the equation of the line (4,2) m=5 and tell if it is linear or non-linear?
y=5x-6; linear
500
y=-10x+34 when y equals 84, what is the value of x?
x=-5
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