The question asks to identify a native Indian dynasty known for issuing coins featuring portraits of their rulers. Numismatic evidence is key here.
Therefore, the Satavahana Dynasty is the correct answer as they pioneered and widely adopted the practice of depicting ruler portraits on their issued coins in ancient India.
What is the sum of the angle complementary to $15^\circ$ and the angle supplementary to $125^\circ$?

In the given figure, the three parallel lines are cut through by a transversal. Of the marked angles, the greater two are of equal measure. The ratio of a greater angle to the smaller angle is 7 : 3. What is the measure of the greater angle?
There are three points P, Q and R on a straight line such that PQ : QR = 3 : 5. If n is the number of possible values of PQ : PR, then what is n equal to ?
Two cars start from a point at the same time and travel on two different roads at right angles to each other. Their speed is 18 km/h and 72 km/h respectively. What will be the distance between them after 6 seconds?
Express 65° in radian :
The measure of an angle for which the measure of the supplement is four times the measure of the complement is:
AB||CD and EF is the transversal meeting AB and CD at P and Q, respectively. If ∠APE = 6x and ∠PQD = 4x, then ∠APQ =______.