Question:12÷23+1=\frac{1}{2} \div \frac{2}{3} + 1 = 21÷32+1= ______ A310\frac{3}{10}103B1121\frac{1}{2}121C1131\frac{1}{3}131D1341\frac{3}{4}143Answer: 1341\frac{3}{4}143Explanation:1/2 ÷ 2/3 + 1 =1/2 × 3/2 + 1 = (1×3)/(2×2) + 1 =3/4 + 1 = 7/4 = 1¾
