If an angle is 3 times its complement, what is the angle?

If an angle is 3 times its complement, what is the angle?
अगर कोई कोण अपने पूरक कोण का 3 गुना है, तो वह कोण क्या हैं?

$67.5^\circ$ $65^\circ$ $68.5^\circ$ $66^\circ$

Detailed Solution & Logic

Correct Answer:

$67.5^\circ$

$ x = 3(90-x) $
$ x = 270 - 3x $
$ 4x = 270 $
$ x = 67.5^\circ $