Question : If the ordinate and abscissa of the point $(k,2k-1)$ are equal, then the value of $k$ is:
Option 1: $0$
Option 2: $–1$
Option 3: $1$
Option 4: $\frac{1}{2}$
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Correct Answer: $1$
Solution :
Given: The ordinate and abscissa of the point $(k, 2k-1)$ are equal.
So, $k=2k-1$
⇒ $k=1$
Hence, the correct answer is $1$.
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