It would be 
, or, in simplest form, 
.
You get this by adding all the marbles to find the total number of marbles. <em>10+7+12+9</em>, which equals <em>38</em>.
You have <u>10 red marbles out of 38 total</u>, so that is represented by !
Answer:
0
Step-by-step explanation:
-Given that the service time for each clerk is 5 mins:
A can only be the last the to leave if he/she is still in the post office after 10 minutes. 10>5:
Hence, the probability that A is still in the post office after the other two have left is 0
Answer:
The formula of slope intercept form is y = mx + b.
Step-by-step explanation:
For any equation, use the formula to answer. M = Slope, B = Y-intercept.
The ordered pairs already plotted have x-coordinates: -3, -2, 1, and 2.
A function cannot have two ordered pairs with the same x-coordinate.
The answer cannot have -3, -2, 1, or 2 as the x-coordinate.
Answer: First choice (-1, 2)
