Posted by AD on Wednesday, March 16, 2011 at 8:58pm.
One chicken lays an egg every 2 days, another every 3 days and a third chicken lays an egg every 5 days. They all lay an egg today. How many days in the next 101 days will EXACTLY 2 chickens be laying an egg?
- arithmetic - Writeacher, Wednesday, March 16, 2011 at 10:00pm
It sounds as if you need to find a good calendar with big blocks and three pens of different colors.
- arithmetic - Bethany, Sunday, November 4, 2012 at 5:34pm
First, you have to find the least common multiple of the number of days between eggs (2,3,4) to get 30. Then, you make a list of numbers 1-30:
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