Answer:
78
Step-by-step explanation:
You take the original total: 60, and multiply it by 30 to get 1,800. You then divide 1,800 by 100 to get 18. 18 is your 30%. Now, you add the 30% to 60 getting your total number of ducks: 78.
The equation version:

It is just proportions.
Answer:
sorry i dont know
Step-by-step explanation:
Answer:
-6
Step-by-step explanation:
When x is -7, you just find the coordinates that fall on the line, so the coordinates are (-7,-6)
Answer:
10 hours and 20 minutes
Step-by-step explanation:
3am to 4am is 20 minutes
4am to 2pm is 10 hours