please ans these it's urgent
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Ans. 1)
Books sold in 1989 and 1990
= 250 + 300 = 750
Ans. 2)
No. of more books sold in 1992 then in 1989
=books sold in 1992-books sold in 1989
= 350 - 250 = 100 more books
Ans. 3) 350 books were sold in 1992.
Ans. 4) Unit scale on Y-axis is 1 unit = 1 year.
Ans. 5) Maximum books were sold in 1993
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