Find out the approximate value which should replace the question mark (?) in the following questions. (You are not expected to find out the exact value)
Expression : 0.0004 $$\div$$ 0.0001 $$\times$$ 36.000009 = ?
= $$\frac{0.0004}{0.0001} * 36$$
= 4 * 36 = 144 $$\approx$$ 145
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