4√3 x 10 √12 = 40 √36 = 40 x 6 = 240
√6 * √2 = √12 = 2√3
240 * 2√3 = 480√3
If there are no transcription errors (I suspect there are), this is your answer
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Chloe scored a 20/25. She got twenty questions correct. Making that 80% correct.