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60,000 fans are expected to arrive evenly over 30 minute period It takes security staff member 15 seconds to screen one fan how many security staff are needed to keep pace with the arrival of dance

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mumsy

Answer: 500

Step-by-step explanation:

we have 60,000 fans that will arrive in 30 min

one security staff needs 15 seconds to screen one person,

one security staff will screen 4 people in one minute

one security staff will be able to screen just 120 people in 30 minutes

(4*30=120)

we have 60,000 people

60,000/120=500

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