Grandma 12
Tobias wanted to buy a five-part series of books about hockey. Each book in the series costs the same amount. But he only had 80% of the price for the first and second volumes. Grandma paid him the rest for the first and second volumes and 60% of the price for the third volume. Dad paid the remaining amount of 1,200 CZK. How much CZK did Grandma pay in total?
Correct answer:
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