Company A sells a 500-minute prepaid calling card for $30. Company B sells a 1,000-minute calling card for $50. How can you determine the better buy without finding the unit price? Please help asap!! Will give 19 points!

The figure shows triangle abc with medians a f, bd, and ce. segment a f is extended to h in such a way that segment gh is congruent to segment ag. triangle abc with medians ce, a f, and bd. median a f is extended to point h. a segment joins points b and h and another segment. which conclusion can be made based on the given conditions? segment gf is congruent to segment eg. segment gf is half the length of segment eb. segment gd is congruent to segment eg. segment gd is half the length of segment hc