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Why is this a biology question?

Biology Level 2

If 50+30=70, find the value of 60+40

Note: This question (though really lame), has a logic behind it.

80 10 90 70 20 100 50 110

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Excel in math and science

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It's hard to learn from lectures and videos

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including olympiad champions, researchers, and professionals.

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by Krishna Ar

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