Seeing you don't have a graphing calculator, use the web, there are many websites dedicated to different calculators
Answer:
28
Step-by-step explanation:
If 50% of students are boys that means there are 30 boys and 30 girls. Then if 30% of boys are 10 and 60% of girls are 18. You add 18+10 and that gives you 28.
The value is -ayre la lute
Answer:
3
Step-by-step explanation: