2/7, 3/4, 2/3. Arrange it in ascending order
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Find dy/dx using implicit differentiation ln(20+e^xy)=y

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?