Mina, bobby, and julia each have the same number of pencils. 2/6 of mina's pencils are red, 2/3 of bobby's pencils are red, and 2/4 of julia's pencils are red. who has more pencils, julia or bobby?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap