Grade 9 Remedial (quarter 2) SY 2022-2023

Quiz by Maria Resureccion M. Borja

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### Measures 7 skills fromGrade 9MathematicsPhilippines Curriculum: Grades K-10 (MELC)

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- Q1
It shows the relationship between two variables that is when one variable increases the other variable also increases.

Joint Variation

Combined Variation

Inverse Variation

Direct Variation

30sM9AL-IIa-1 - Q2
For two quantities x and y, an increase in x causes a decrease in y or vice versa.

Joint Variation

Combined Variation

Inverse Variation

Direct Variation

30sM9AL-IIa-1 - Q3
This is the kind of variation that involves both the direct and inverse variation.

Joint Variation

Combined Variation

Direct Variation

Inverse Variation

30sM9AL-IIa-1 - Q4
It occurs when a variable varies directly or inversely with multiple variables.

Inverse Variation

Direct Variation

Joint Variation

Combined Variation

30sM9AL-IIa-1 - Q5
**Translate the following statement into mathematical equations.**"

**The distance D meters through which a body falls from rest varies directly as the time t in seconds "**$t=kd$

$d=kt$

$k=dt$

30sM9AL-IIa-b-1 - Q6
**Translate the following statement into mathematical equations.**"The number of hours "n" required to do a job varies inversely as the number of people "p" working together. "

$p=\backslash frac\{k\}\{n\}$

$n=\backslash frac\{k\}\{p\}$

$k=\backslash frac\{p\}\{n\}$

30sM9AL-IIa-b-1 - Q7
**Translate the following statement into mathematical equations.**"The area A of a rectangle varies jointly as the base(b) and the height(h). "

$A=\backslash frac\{kb\}\{h\}$

$A=kbh$

$b=kAh$

30sM9AL-IIa-b-1 - Q8
**Translate the following statement into mathematical equations.**"The variable M varies directly as the product of A and T, and inversely as the square of H. "

$M=kATH^2$

$M=\backslash frac\{kAT\}\{H^2\}$

$m=\backslash frac\{kA\}\{TH^2\}$

30sM9AL-IIa-b-1 - Q930sM9AL-IId-1
- Q1030sM9AL-IId-1
- Q1130sM9AL-IId-1
- Q1230sM9AL-IId-1
- Q1330sM9AL-IIf-1
- Q1430sM9AL-IIf-1
- Q1530sM9AL-IIf-2