Asked by Anonymous

Ethan had 380 more building blocks than Fiona. After Ethan had given 4/11 of his building blocks to Fiona, he still had 20 more building blocks than Fiona. How many building blocks did Fiona have at first?
Answered by oobleck
7/11 (f+380) = f + 4/11 (f+380) + 20
now just solve for f
Answered by Anonymous
115 blocks
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