NIACL Model Paper 9 with solutions for free online practice

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Question : 36 of 100

Marks: +1, -0

?% of 450 + 46% of 285 = 257.1

34
32
21
28
None of these

Solution:

(4)

{?×450}/100+{46×285 }/100= 257.1

⇒

{?× 450} /100+131.1=257.1

⇒

{?× 450} / 100 = 257.1-131.1

=126

⇒

?={ 1 26 ×100}/450 = 28

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