Question
PSLE
At first, the textbooks in a library were placed on 20 shelves with an equal number of textbooks on each shelf. 5 shelves were removed and the books on these shelves were placed on the remaining shelves. Because of this, the number of textbooks on each remaining shelf increased by 8. What was the number of textbooks on each shelf at first?
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PSLE
At first, the textbooks in a library were placed on 20 shelves with an equal number of textbooks on each shelf. 5 shelves were removed and the books on these shelves were placed on the remaining shelves. Because of this, the number of textbooks on each remaining shelf increased by 8. What was the number of textbooks on each shelf at first?