Question

plz solve it.....................​

Answer 1

hope dis will help u

Answer 2

ANSWER:

$\frac{ {2 }^{ - 1} \times {5}^{ - 1} }{ {4}^{ - 1} } \\ = \frac{ \frac{1}{2} \times \frac{1}{5} }{ \frac{1}{4} } \\ = \frac{1}{2} \times \frac{1}{5} \times 4 \\ = \frac{2}{5}$

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