If 4 spiders make 4 webs in 4 days, then 1 spider will make 1 web in how many days?	Pick: A) 1 B) 3 C) 5 D) 4 E) 6
Explanation :   Let the required number days be x.   Less spiders, More days (Indirect Proportion)   Less webs, Less days (4irect Proportion)   Spiders 1:4|   |::4:1   Webs 4:1|   =&gt; 1 * 4 * x = 4 * 1 * 4   =&gt; x = 4   Answer : 4
<result>D</result>
If 4 spiders make 4 webs in 4 days, then 1 spider will make 1 web in how many days?