Answer:
135
Step-by-step explanation:
The area is given by
A = bh where b is the base and h is the height
A = 9* 15
A =135
Hi there! :)
<u>Answer:</u>
Donovan babysat for 7 hours on Saturday in order to earn $31.50.
Step-by-step explanation:
In order for you to answer your question, you'll need to use the cross product method:
$9 → 2 hours
$31.50 → X hours
<u>(2 × 31.50)</u> ÷ 9 = X hours
<u>63 ÷ 9</u> = X hours
<u>7 = X hours</u>
There you go! I really hope this helped, if there's anything just let me know! :)
F(x) = 12x - 3 would look like this graphed.
Hope this helped, you're welcome! :)
(a) The probability that an individual is within 1 standard deviation of the mean is
0.1585(b) The probablity that the mean of a sample of 12 is within 1 standard deviation of the population mean is
0.5116