Answer:
12/155
Step-by-step explanation:
<u>Total number of cookies:</u>
<u>Probability of getting a peanut butter cookie at first attempt is 9 out of 31:</u>
<u>Probability of getting a peanut butter cookie at second attempt is 8 out of 30 as one already taken and the total number has changed as well:</u>
<u>Probability of getting 2 peanut butter cookies is the product of each probability we got above:</u>
Answer:
The solutions to the system of equations are:
Step-by-step explanation:
Given the system of the equations
isolate 'x' for 2x-y
Add y to both sides
Divide both sides by 2
isolate 'y' for
subtract y from both sides
Divide both sides by 9
The solutions to the system of equations are:
(-3/5) / (7/6)....when dividing fractions, flip what u r dividing by, then multiply
-3/5 * 6/7 = - 18/35
Answer:
14
Step-by-step explanation:
use a computer and get the answer or use a phone or something
Answer:
Step-by-step explanation:
Given
Shape: Sphere
Solving (a): The Volume
This is calculated as:
Take as 3.14 and substitute 14 for r
Solving (b): The Surface Area
This is calculated as follows:
Take as 3.14 and substitute 14 for r