A man places 1 penny on the square of a chess board, 2 pennies on the next square, 4 pennies on the third squa

Question

A man places 1 penny on the square of a chess board, 2 pennies on the next square, 4 pennies on the third square and continues this pattern. How many pennies will be on the 14th square?(1 point)
Responses

16,384
  pennies 
16 comma 384 pennies 

8,192
  pennies
8 comma 192 pennies

28
  pennies 
28 pennies 

256
  pennies

GPT-5 mini · Answer

Each square has 2^(n−1) pennies. For the 14th square: 2^(14−1) = 2^13 = 8,192 pennies.

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