If 100 students make up 40% of the 6th grade population, then 50 students make up 20% of the 6th grade population. 20% × 5 makes 100% so if your multiply 50 by 5 you'd get your population.
50 × 5 = 250 sixth-graders
Answer:
9.9
use the special triangle formula or use cosine to find BC
The fisherman caught 365kg During El Niño. You subtract 540kg by 85.