RRB NTPC Mains or Stage 2 Model Paper 4 with solutions

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Question : 16 of 120

Marks: +1, -0

What is

27× 1.\ov2× 5.52\ov62× 0.\ov6

equal to?

$121.\ov57$
$121.\ov75$
$121.7\ov5$
None of these

Solution:

(d)

27×1.\ov2× 5.52\ov62 × 0.\ov6

=27×1 2/9×5 4736/9000 × 6/ 9

=27×11 /9×49736/9000 × 6/9

={11×49736×2}/9000=1094192/9000 = 121.577

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