Multiple choice general knowledge math & puzzles

There are 4 doors leading to a temple. A man goes to temple every day and places 2 flowers under the statue of god. But to reach the temple he has to cross 4 doors. On each door there is one guard and he takes bribe before letting one pass that door. each guard takes one more than half of the total flower available with the devotee. How many flowers the man takes with him every day?

  1. 60

  2. 62

  3. 30

  4. 32
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Work backwards: the devotee has 2 flowers after the 4th door. Before door 4: (2+1)*2 = 6. Before door 3: (6+1)*2 = 14. Before door 2: (14+1)*2 = 30. Before door 1: (30+1)*2 = 62. Verification: 62→31 (31 taken), 31→15.5→16 (16 taken), 16→8 (8 taken), 8→4 (4 taken), 4→2 (2 taken) leaves 2.

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