25 POINTS!! Given the frequency table, what percentage of the students that like rap are also in grades 9–10? Round to the nearest whole percent. Band Preference for School Dance
Rap Rock Country Row totals
Grades 9–10 40 30 55 125
Grades 11–12 65 20 35 120
Column totals 105 50 90 245
A. 16%
B. 32%
C. 38%
D. 40%

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

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