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- Q1
Which is an example of direct variation?
𝑦 = 2𝑥
𝑦 =
30sM9AL-IIa-1 - Q2
The length 𝑙 of a rectangular field varies inversely as its width 𝑤 is written as ____.
𝑙 = 𝑘𝑤
𝑤 = 𝑘𝑙
30sM9AL-IIa-b-1 - Q3
Which is an example of inverse variation?
30sM9AL-IIa-1 - Q4
If 𝑦 varies inversely as 𝑥 and 𝑦 = 12 when 𝑥 = 4, find 𝑦 when 𝑥 = 3.
17
16
15
18
30sM9AL-IIb-c-1 - Q5
What mathematical equation describes the graph .
𝑦 varies directly as 𝑥, where 2 is the constant of variation
𝑦 varies inversely as 𝑥, where 2 is the constant of variation
𝑦 varies directly as 𝑥, where 12 is the constant of variation
𝑦 varies inversely as 𝑥, where 12 is the constant of variation
30sM9AL-IIa-b-1 - Q6
Which equation represents “y varies directly as x and z”?
𝑦 = 𝑘𝑥𝑧
30sM9AL-IIj-1 - Q730sM9AL-IIa-b-1
- Q8
It is defined as the variation where a quantity depends on two or more other quantities, whereas one quantity varies directly while the other quantity varies inversely.
Inverse
Joint
Combined
Direct
30sM9AL-IIa-1 - Q9
“The Interest earned by a savings account of Mr. Viray is jointly proportional to the Time and its Principal amount. After one quarter(3 months), the interest for a principal amount of Php 6,000 is Php 120.” How much interest is earned within 5 months if the principal amount is Php 7,500?
Php 250
Php 300
Php 200
Php 350
30sM9AL-IIb-c-1 - Q10
In the expression 3𝑥², 2 is called _____.
Numerical Coefficient
Exponent
Constant term
Literal Coefficient
30sM9AL-IIf-1 - Q11
Which of the following is TRUE?
𝑥6 ∙ 𝑥3 = 𝑥9
(𝑏−5)0= 𝑏−5
𝑎0𝑏2 = 𝑎𝑏0
= 𝑥3
30sM9AL-IIf-1 - Q1230sM9AL-IIf-1
- Q1330sM9AL-IIf-2
- Q1430sM9AL-IIg-1
- Q1530sM9AL-IIe-1
