Five friends P, Q, X, Y and 2 purchased some notebooks. The relevant information is given below
1. Z purchased 8 notebooks more than X did.
2. P and Q together purchased 21 notebooks.
3. Q purchased 5 notebooks less than P did.
4. X and Y together purchased 28 notebooks.
5. P purchased 5 notebooks more than X did.
If each notebook is priced ®40, then what is the total cost of all the notebooks?
The correct answer is D
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