JAMB 1993 · UME · Q38

The angle between latitudes $30^\circ$ S and $13^\circ$ N is

Worked solution (try it first)

$30^\circ$ S and $13^\circ$ N are on opposite sides of the equator, so add the latitudes.
The angle is $30^\circ + 13^\circ = 43^\circ$ , option C.