Task 1328
Task 1328: development task in emrekuruu/math-openenv, an RL environment on the Hugging Face Hub. Of the numbers $\frac{7}{10}, \frac{4}{5}$ and $\frac{3}{4}$, which number is the arithmetic mean of the other two?
The task
Of the numbers $\frac{7}{10}, \frac{4}{5}$ and $\frac{3}{4}$, which number is the arithmetic mean of the other two?