Together 4862

Three fairy tales are recorded on the CD. Together they last 69 minutes. The first lasts 21 minutes. The second is 5 minutes away. How long is the longest, and how short is the fairy tale from this CD?

Correct answer:

x =  32 min
y =  16 min

Step-by-step explanation:

a=21 b=a5=215=16 c=69ab=692116=32 x=c=32=32 min
y=b=16=16 min

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