Calculate the final ownership for XYZ if he raises $12 million at $6 million pre-money , as opposed to the following in two -year increments : 2 $million at $4 million pre- money?

Quick numerical question
Calculate the final ownership for XYZ if he raises $12 million at $6 million pre-money , as opposed to the following in two -year increments : 2 $million at $4 million pre- money?

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