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Riddle: Sonja discovered 2/5 of the pens she bought were not working. She also noticed 1/4 of the working pens were red. If 36 of the working pens were red, how many pens did Sonja buy?
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Riddle: Sonja discovered 2/5 of the pens she bought were not working. She also noticed 1/4 of the working pens were red. If 36 of the working pens were red, how many pens did Sonja buy?

User Yuri Morales
by
8.2k points

1 Answer

3 votes

Answer:

240 pens

Explanation:

36*4=144

144/3=48

48=1/5 of pens

48*5=240

User LMc
by
7.7k points
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