Question

Which of the following is a quantity that could be represented by the number 2x10^-3

A.


the diameter (in meters) of an atom




B.


the time it takes (in minutes) to blink




C.


the occupancy limit of a pizza restaurant




D.


the annual salary of a high school math teacher

Answer 1

B is the only measurable quantity that would be in those units

Answer 2

The given Number is equal to

`=2 * 10^(-3)`

A: The Diameter of an Atom is equal to

`=1 * 10^(-10) \text{meter} \text{to} 5* 10^(-10) \text{meter}`

Incorrect Statement

B: The time it takes (in minutes) to blink can be equal to given number.

which is
`=2 * 10^(-3)`.

Correct Statement

C:

The occupancy limit of a pizza restaurant is always greater than 3125 m³.(Side Length of cubical room=15 meter,If it is Cuboidal room, then Dimension can be 15m × 16 m × 24 m).

Incorrect Statement

D:

The annual salary of a high school math teacher is always greater than $300,000(Approximately).

Incorrect Statement

Option B, only appears as Correct Statement.