The mean of a ,\ b ,\ c ,\ d\ a n d\ ...

The mean of `a ,\ b ,\ c ,\ d\ a n d\ e\ i s\ 28.` If the mean of `a ,\ c ,\ a n d\ e\ i s\ 24` , what is the mean of `b\ a n d\ d ?` 31 (b) 32 (c) 33 (d) 34

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