Q2 Parallel Test

Given the set of ordered pairs, {(5, -6), (7, -8), (9, -10), (__,-12), what should be paired to -12 to make it a function?

• 7

• 9

• 10

• 5

What variable represents the values of y?

• constant

• dependent

• independent

• output

A farmer applies different fertilizers to his cotton crops to see which will make his plants grow the highest. What is the dependent variable?

• different cotton plants

• height of plants

• types of fertilizers

• growth of plants

“Suppose you are working at Ver’s Diner. As a waiter, you are earning ₱35 per hour. How much will you receive after a 320-hour work in a month?” What is the independent variable on the given problem?

• number of working hours

• daily work done

• monthly salary

• tables served

Which is the dependent variable based on the table below?

 

• number of seconds

• total number of babies born per second

• number of babies

• total number of seconds per baby

What is the domain of f(x) = 3x + 5?

• D = {x/x ∈ R, x = 6}

• D = {x/x ∈ R, x = 3}

• D = {x/x ∈ R, x = 5}

• D = {x/x ∈ R}

What is the range of the graph on the right?

• R = {y/y ∈ R, y > -4}

• R = {y/y ∈ R, y < 0}

• R = {y/y ∈ R}

• R = {y/y ∈ R, y < -4}

In f(x) = -5x +6, what is the slope?

• -5x

• -5

• 6

• 5

What is the effect of multiplying or dividing negative real numbers to a linear inequality in two variables?

• The right side of the inequality changes to a positive integer.

• The sense of equality stays the same.

• The sense of inequality changes.

• The left side of the inequality changes to a positive expression.

“If you are a good citizen, then you obey rules and regulations.” What is the underlined phrase called?

• clause

• conclusion

• hypothesis

• statement