A+s=2000
5a+3s=8500
a=-s+2000
-5s+10000+3s=8500
-2s=-1500
s=750
a=1250
They sold 750 student tickets and 1,250 adult tickets
Answer:
k =4/5
Step-by-step explanation:

Answer:
7 is median, 1 is minimum, 12 is maximum, 11 is upper quartile, 2 is lower quartile
Answer:
cos(150)=−√32 sin(150)=12. Explanation: First of all, observe that 150=180−30 . Then, remember that we have. cos(180−x)=−cos(x)
Step-by-step explanation:
The answer to thid question is 0.8