Multiple choice general knowledge math & puzzles

There are 50 shirts made up of same kind of material. All are at laundry. If 1 shirt takes 30 min for drying and all shirts are put in same condition how much time will all the shirts willl take.

  1. 1500 min

  2. 25 min

  3. 30 min

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

If all 50 shirts are placed in the same environmental conditions simultaneously, they will dry in parallel. Since one shirt takes 30 minutes, 50 shirts drying at the same time will also take 30 minutes total, not 1500 minutes.