Convert 5.6cm squared into mm squared

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

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