Question

The distance an airplane travels depends on how much time it spends flying. Which expression represents the distance the airplane flies in 20 minutes?

A. 20(distance)
B. Distance(20)
C. Distance + 20
D. Distance - 20

Answer 1

Distance 20

Explanation:

Pretest confirmed

Answer 2

Answer: B.
`\text{Distance(20)}`

Explanation:

The notation to express a dependent variable is given by :-

`Y(x)`, where Y is depending variable which is dependent upon x ( independent variable).

The given statement : The distance an airplane travels depends on how much time it spends flying.

Here , Independent variable : Time

Dependent variable : Distance

Then , the notation to express distance (dependent variable) the airplane flies in 20 minutes is given by :-

`\text{Distance(20)}`