Mathematics, 06.09.2021 01:00 abbyr6180

you have a 4x4 checkerboard (with 16 squares). You put one penny on the first square, then 2 pennies on the next square then 22 pennies on the third square and so on until there are pennies on all the squares. How many pennies are on the 15th square?

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you have a 4x4 checkerboard (with 16 squares). You put one penny on the first square, then 2 pennies...

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