What will come in the place of ‘?’ in the following equation, if ‘+’ and ‘ $$\times$$ ‘ are interchanged and also ‘-’ and ‘$$\div$$’ are interchanged?
$$1 \times 14 + 30 - 20 \div 10 = ?$$
$$1\ +\ 14\times\ 30\ \frac{\ 20}{ }\ -\ 10=?$$
$$1\ +\ 420\ \frac{\ 20}{ }-10=?$$
$$1\ +\ 21-10=?$$
$$22-10=?$$
$$12=?$$
Hence option D is the correct answer
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