You want to find the value of x for which the area under the curve to the left of x is 0.6. One way to do that is to create the cumulative distribution function (CDF) for the given PDF, then see where it is equal to 0.6.
Doing that, we find a = 5.
The correct answer is 108 ft squared
Answer:
40+39=79
Step-by-step explanation:
10 times 4+30+9
40*39=79
Brooke needs to get a 98 on the final to get an average of 80.
So you know that the total of the five given score is 382 by adding all the scores.
Now you multiply the average, 80 by 6 for the total of six tests including the final which is 480
Then you subtract 480-382 to find your answer.
<span>Multiply both sides of the fraction
by 3.
3/4 = 9/12 </span>
