Answer:
5
Step-by-step explanation:
Rise over run... slope formula:

x=0, y=0
x=1, y=5

Step-by-step explanation: To evaluate functions substitute the given number or expression function's variable.
Answer:
2:3
Step-by-step explanation:
A total of 30 students with 12 girls so its 12/30 & its the balance of 18 boys or 18/30
12:18 ÷ by 2 on both sides is.6:9 & 2:3, Answer is Ratio of 2:3.