VARIATION
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Lanie Tarun
Used 551+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A type of variation that involves 3 or more quantities that may vary directly.
Direct Variation
Inverse Variation
Joint Variation
Combined Variation
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
This type of variation states that the two quantities increase at the same time or decrease at the same time.
Direct Variation
Inverse Variation
Joint Variation
Combined Variation
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The cost c varies directly as the number of n pencils is written as
c = kn
k = cn
n = k/c
c = k/n
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The speed r of a moving object is inversely proportional to the time t travelled is written as
r = kt
r = k/t
t = kr
t = r/k
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following types of variation states that the decrease of one quantity results to the increase of the other quantity?
Direct Variation
Inverse Variaton
Joint Variation
Combined Variation
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If y varies directly as x and y = 24, when x = 3, then what is the value of k?
4
6
8
72
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following phrases illustrate an inverse variation?
The area of the wall to the amount of paint used to cover it
The amount of money raised in a concert to the number of tickets sold
The time a teacher spends in checking papers to the number of students
The age of a used car to its resale value
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