a radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did the radar track the aircraft? A. 3% B. 30% C. 40% D. 50%

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Answer:

percentage of the time the radar track the aircraft is 50%

Step-by-step explanation:

radar reports 30 tracks in one minute

a radar is designed to report the track of an aircraft every second

We know 1 minute = 60 seconds

radar reports 30 tracks in 60 seconds

The time, radar track the aircraft = [tex]\frac{30}{60} = 0.5[/tex]

To get the percentage we multiply by 100

So 0.5 * 100 = 50%

The  percentage of the time that  radar track the aircraft is 50%

Hence: The correct option is D: 50%

Since radar reports 30 tracks in one minute in which 60 seconds makes 1 minute

Let calculate using this formula

Using this formula

Percentage of time=Tracks reported in minutes/60 seconds*100

Let plug in the formula

Percentage of time=30 tracks/60 seconds*100

Percentage of time=0.5*100

Percentage of time=50%

Inconclusion The percentage of the time that  radar track the aircraft is 50%

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