TSA Problem Solving Flashcards

A checkpoint has 3 lanes each processing 5 passengers per minute. How many passengers clear in 20 minutes if all lanes run continuously?

Answer: 300

Three lanes process 15 per minute, and 15 times 20 equals 300 passengers.

Rule: escalate to law enforcement if a threat is confirmed OR a weapon is visible. A weapon is visible but the threat is unconfirmed. Escalate?

Answer: Yes

An OR rule is satisfied when either condition is true, so the visible weapon requires escalation.

A scanner misses 1 in every 250 items. Out of 1,000 items, how many are expected to be missed?

Answer: 4

1,000 divided by 250 equals 4 expected misses.

Peak hours are 6-9 AM and 4-7 PM. A flight departs at 5:30 PM. Is it within peak hours?

Answer: Yes

5:30 PM falls inside the 4-7 PM peak window.

A backlog of 450 passengers must clear before a 40-minute deadline. What minimum combined rate per minute is required?

Answer: About 11.25 per minute

450 divided by 40 gives 11.25 passengers per minute as the minimum needed rate.

Bins are inspected in a repeating cycle of red, blue, green. What color is the 10th bin inspected?

Answer: Red

10 divided by 3 leaves a remainder of 1, matching the first color, red.

An officer can review 12 X-ray images per minute but accuracy drops after 50 continuous minutes, requiring a break. Working from 8:00 AM, when is the first mandatory break?

Answer: 8:50 AM

Fifty continuous minutes from 8:00 AM reaches 8:50 AM.