2. 职称英语
  3. If 8a=9b and ab≠0, what is the ratio of [img]2011q3/ct_egmatqm_egmatqchoose_0098

If 8a=9b and ab≠0, what is the ratio of [img]2011q3/ct_egmatqm_egmatqchoose_0098

游客2025-02-27  37
问题 If 8a=9b and ab≠0, what is the ratio of ?
选项 A、 
B、 
C、 
D、 
E、 
答案 C
解析 The ratio of these numbers is (a/9)/(b/8); you can substitute in the ratios from the question, so a=9b/8; the ratio then is (9b/72)/(b/8); divide b from both sides of the ratio, and multiply 8 times both sides of the ratio, and you wind up with 72/72=1.
转载请注明原文地址:https://www.tihaiku.com/zcyy/3974914.html
相关试题推荐
随机试题
最新回复(0)