1.

On a shelf, the first row contains 25% more books than the second row, and thcontains 25% less books than the second row. If the total number of books contained in allthe three rows in 900, find the number of books in the first row.third row

Answer»

Suppose there are 100x books on 2nd row.

Then, 1st row=125x

2nd row=100x

3rd Row=75 x

Total 125x+100x+75x=300x=900

x=3

So, on 1st row =125X3=375 books.



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