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WorksheetsDirect Variation Word Problems
Total questions: 13
Worksheet time: 45mins
Name
Class
Date
1.
The gas pressure in a chamber varies directly with the temperature in the chamber. If the pressure in the chamber is 150 atmospheres (atm) when the chamber is at 50 degrees, what is the pressure in the chamber when the temperature of the chamber is 75 degrees?
a)
175 atm
b)
200 atm
c)
225 atm
d)
275 atm
2.
Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns $187.15, what should she earn if she worked 40 hours?
a)
$394
b)
$443.25
c)
$472.80
d)
$512.20
3.
The number of words Maria typed varied directly with the amount of time she spent typing. If she typed 275 words in 5 minutes, how long would it take her to type 1,100 words?
a)
220 minutes
b)
20 minutes
c)
15 minutes
d)
4 minutes
4.
The amount of money earned on a job is directly proportional to the number of hours worked. If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?
a)
$2
b)
$308
c)
$1.57
d)
$265
5.
On a treasure map, the actual distance is directly related to the scaled distance. If 15 miles is represented by 3 centimeters, then how many centimeters on the treasure map are equivalent to 135 miles?
a)
27 cm
b)
675 cm
c)
529 cm
d)
32 cm
6.
A tutoring job pays $222 for ten hours of work. If a tutor were to work for a total of thirty-five hours that week, how much will they make?
a)
$1.58
b)
$777
c)
$2
d)
$685
7.
The value of y varies directly with x. Which equation represents the relationship between x and y if y = 14 when x = 6.
a)
y=20x
b)
y=84x
c)
y=7/3x
d)
y=3/7x
8.
Y varies directly with x, and y is 84 when x is 16. Which equation represents this situation?
a)
y=1344x
b)
y=100x
c)
y=5.25x
d)
y=4/21x
9.
In a direct variation, y=39 when x=3. Find the value of y when x=2.
a)
26
b)
3
c)
58.5
d)
2
10.
Write the equation for the table given.
a)
y = 1/3x
b)
y = 3x
c)
y = 1/2x
11.
What is the constant of proportionality (in miles per hour) based on the table?
a)
45
b)
90
c)
135
d)
2
12.
What is the missing number of towels in the given table?
a)
t= 28
b)
t =4/7
c)
t =4
d)
t= 7/4
13.
What is the constant of proportionality?
a)
8
b)
16
c)
24
d)
2
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