2025-08-22
解:1比5是( 1/5 ),【即等于0.2】∵已知需求出1比5是什么A : B = A ÷ B = A / B = C∴1比5= 1 ÷ 5= 1 × 1/5= 1/5= 0.2答:1比5是1/5,【即等于0...