On my sister's birthday, she was 143 cm in height, having grown 10% since the year before. How tall was she the previous year?
Choose the correct choice from the following choices.
A) 140 cm
B) 136 cm
C) 130 cm
D) 127 cm
E) 125 cm

Rationale: "let the previous year ' s height be x . 1.1 x = 143 x = 130 the answer is c ."
Answer: C