Please help. Will mark Brainliest to whoever gets it right! :)
2 answers:
Answer:
Step-by-step explanation:
To answer the question we must find the Time of B.
This should be easy considering the fact that we have are given the Distance and the Speed.
= T
= 1.5 hours or 1 hour and 30 minutes
Now, we know both routes that the same amount of time.
Now we know both routes take 1 hour and 30 minutes
Now we divide 90 by 1.5 to get our Speed for A
= 60km/hr
You might be interested in
Answer:
100 over 9
Step-by-step explanation:
The toughest part of this is to figure out exactly how to express that complex formula description.
You begin by writing the equation form as it is in written in English, the important words there are the 'whole' ones... which means to close the parenthesis.
Once you have written it all out as shown on the first line of the attached image, you just have to do the calculations, as demonstrated in the other 3 lines.
To solve this problem you have to find out what the value of +/- Z is that encloses 95% of the area under the normal distribution curve. For this you can use this formula: Please see the attached image.
Find the upper and lower limits of x, corresponding to +Z and -Z respective.
<span>I hope this helps, Regards.</span>
Find the upper and lower limits of x, corresponding to +Z and -Z respective.
<span>I hope this helps, Regards.</span>