【評論主題】80. The fifth grade student Wang is 150 cm tall and weighs 50 kg. What is the BMI value？(A) 20 (B) 2

【評論內容】

BMI：weighs(KG)/tall2(M)

EX：50KG/(1.5)2M = 50/2.25 = 22.22....Anser is (B)22