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A king tells Sissa to pick his prize for inventing the game of chess. Sissa asks for 1 grain of rice on the first square on the board, 2 grains of rice on the second square, 4 grains of rice on the third square, and so on for every square on the 8×8 board.
The king laughs at him for picking a small reward for such a brilliant game.
Write an expression for the number of grains of rice on the nth square of the board.
To earn a crown, get your answer ready before you reveal the options!
Determine how many grains of rice Sissa asked for in total. Give your answer in the form c×10k, where 1≤c<10 and k∈Z.
6796 grains of rice costs $1, and a kilogram of gold costs $110,365.64.
Find the mass of gold whose value equals that of the rice requested by Sissa.
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