Question

202³ converted to base 10 is?​

Answer 1

I assume you mean 202₃. Then

202₃ = 2•3² + 0•3¹ + 2•3⁰

202₃ = 2•9 + 0•3 + 2•1

202₃ = 18 + 0 + 2

202₃ = 20