MBA考试

【单选题】In a certain formula, p is directly proportional to s and inversely proportional to r. If p=1 when r=-0.5 and s=2，what is the value of p in terms of r and s

网考网参考答案：C
网考网解析：
[解析] 根据题意p可表示为：[*] 再把r=0.5，s=2和p=1代入上式可得 [*] 查看试题解析出处>>