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Math Question, need help with 48, I got .375 but i feel like that is not the right answer? What do you predict would happen if there is a worldwide blackout? In C++ how do i do the following except for a system of equations below:? What is the most unanswered question in the world? The fifth term of (2x + 5y)^8 is 700,000x^4y^4. Is this true or false?