Which of the following is in ascending order? A12, 0.55, 35, 0.625\frac{1}{2},\ 0.55,\ \frac{3}{5},\ 0.62521, 0.55, 53, 0.625 B12, 35, 0.55, 0.625\frac{1}{2},\ \frac{3}{5},\ 0.55,\ 0.62521, 53, 0.55, 0.625 C0.55, 12, 0.625, 350.55,\ \frac{1}{2},\ 0.625,\ \frac{3}{5}0.55, 21, 0.625, 53 D12, 0.55, 0.625, 35\frac{1}{2},\ 0.55,\ 0.625,\ \frac{3}{5}21, 0.55, 0.625, 53 Show answer & explanationCorrect answer: AExplanation12, 0.55, 35, 0.62512=0.500.55=0.5535=0.600.625=0.625Ascending order:0.50<0.55<0.60<0.625∴ 12, 0.55, 35, 0.625\begin{aligned} &\frac{1}{2},\ 0.55,\ \frac{3}{5},\ 0.625\\[4pt] &\frac{1}{2}=0.50\\ &0.55=0.55\\ &\frac{3}{5}=0.60\\ &0.625=0.625\\[6pt] &\textbf{Ascending order:}\\ &0.50<0.55<0.60<0.625\\[6pt] &\therefore\ \frac{1}{2},\ 0.55,\ \frac{3}{5},\ 0.625 \end{aligned}21, 0.55, 53, 0.62521=0.500.55=0.5553=0.600.625=0.625Ascending order:0.50<0.55<0.60<0.625∴ 21, 0.55, 53, 0.625