Answer: The input variable is the number of days since September 9th.. The unit for the input variable is single days.
When you are given an equation, there is an input and an output. In this case, you put in the number of days and the output is the distance between the lava and the road.
If you make a chart of the inputs and outputs, you will see that the lava is getting closer to the road.
Answer:
Step-by-step explanation:
4 workers × 5 hours = 20 worker-hours
Each vehicle requires 1 worker-hour
For five workers it will take four hours
Because this is addition, you must reverse the process by (maybe) doing x/3 and 8/1 or 7/1. Cross multiply the numerators and denominators.
Answer:
2:3
Step-by-step explanation:
If you divide 4 by 2 you get 2. If you divided 6 by 2 you get 3. You can't get no more further than that so 2:3 is the simplest ratio.
Hope it helps! :)
