NIFT UG 2009 Question Paper with solutions

Question : 136 of 150

Marks: +1, -0

16%of650+?%of850=172

Solution:

?% of 850 = 172 – 16% of 650

⇒\;\;{?}/{100}×850=172-\;\;{16}/{100}

of 650

⇒{?×{17}/{2}=172-104

⇒?=\;\;{68×2}/{17}=8

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