1.

Find the arithmetic mean of 1by2 and 1by4​

Answer»

Step-by-step EXPLANATION:

mean = \frac{ \frac{1}{2} + \frac{1}{4} }{2} \\ = \frac{ \frac{ 4 + 2}{4 \times 2} }{2} \\ = \frac{ \frac{6}{8} }{2} \\ = \frac{6}{8} \times \frac{1}{2} \\ = \frac{3}{8}


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