X=4 see attached steps
If the bus is on time to the school 90% of the time, how many days can the school expect the bus on time out of 160 days?
1 answer:
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Answer:
Step-by-step explanation:
You have the domain. It is given as -1≤x≤1
Now all you have to do is figure out the range which is the y value. At first glance I think it might be 3, but that does not look very logical. I'll post this much of it now and be back in under an hour with a more complete answer.
Of course! How silly of me. There is a minimum of y = 1 in the range which comes from x = 0
I've included a graph so you can see how this all works.
So the range = 1 ≤ y ≤ 3
Answer:
6 km
Step-by-step explanation:
You use Pythagoras