2. 职称英语
  3. If two liters of a solution that is 15 percent salt will be added to 5 liters of

If two liters of a solution that is 15 percent salt will be added to 5 liters of

游客2025-02-23  33
问题 If two liters of a solution that is 15 percent salt will be added to 5 liters of a solution that is 8 percent salt, what percent salt will the resulting solution contain?
选项 A、10％
B、7％
C、20％
D、15％
E、12％
答案 A
解析 两种solution混合后，共含有盐：2×15％+5×8％=0.7，而混合后一共有solution 2+5=7 liters，所以混合后最终Solution中含有盐分为=0.7/7=10％，A为正确答案。
转载请注明原文地址:http://tihaiku.com/zcyy/3969389.html
相关试题推荐
随机试题
最新回复(0)