Our class of 24 students went on a field trip Raging Racer Go-Karts. Throughout the day, 3 go-karts ran into a wall, 1 flipped over, 3 lost a wheel, and 2 ran out of gas. What fraction of students were able to drive their go-karts all day without any issues? Express you answer as a fraction, a decimal, and a percentage. can someone help me answer this ? before 12, and a paragraph explaining how?

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