third grade
problem 46: What state produces the most coal? (3 digits)
fourth grade
problem 44: 10 states with the highest energy users
problem 46: What state produces the most coal? (6 digits)
problem 46: What state produces the most coal? (3 digits)
problem 44: 10 states with the highest energy users
problem 46: What state produces the most coal? (6 digits)