The correct option is C 290 Here the relation is, #160; #160;i.e.Similarly,.Hence, the correct option is C. ...

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Number of Elements in a Cartesian Product

48 : 122 :: 1...

Question

$48 : 122 :: 168 : ?$

215

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225

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290

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292

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Solution

The correct option is C $290$
Here the relation is, $(a^{2}-1):\left [ (a+4)^{2}+1 \right ]$ i.e
$(7^{2}-1):\left [ (7+4)^{2}+1 \right ]= 48 : 122$ .
Similarly,
$(13^{2}-1):\left [ (13+4)^{2}+1 \right ]= 168 : 290$ .
Hence, the correct option is C.

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