What will come in place of the question mark (?) in each of the following questions ?
$$\frac{40\times4\div4^{2}\times2}{90\div5\times12}$$
Expression : $$\frac{40\times4\div4^{2}\times2}{90\div5\times12}$$
= $$\frac{40 \times 4 \times \frac{1}{4^2} \times 2}{90 \times \frac{1}{5} \times 12}$$
= $$\frac{10 \times 2}{18 \times 12}$$
= $$\frac{5}{54}$$
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