If a number is too large to be stored in a variable of the float type, it

Ihave been given the number of guns per 100, and the total firearm-related deaths per 100,000. i have to find the actual number of guns per country and actual number of gun-related deaths. if somebody could show me how to do 1 question, i can finish the rest, i am just confused. tia

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How do i delete my account on this because i didn't read this agreements and also i put age at xd