જો 13 - [10 - {16 + 8 ÷ (k - 2)} + 2] = 20 હોય, તો k ની કિંમત શોધો.

1
\(\frac{14}{3}\)
2
\(\frac{31}{3}\)
3
\(\frac{40}{13}\)
4
\(\frac{23}{13}\)

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