Answer:
-23/4
Step-by-step explanation:




Answer:
28.740,
Step-by-step explanation:
Cat in the hat if symmetrical
There are 31+42+50+61=184 total females, and 50+61=111 females in grades 11 and 12, so the percentage is 111/184*100=60.33 percent, which can be rounded to 60%.