Answer:
8/18
Step-by-step explanation:
You have 3 red, 7 blue, and 8 green marbles. Add all of them together and you have 18. The probability of you pulling out 3 green marbles is 8 out of 18.
That would be -1/7, 0.025(5 repeating), 0.2, 1/8
Answer:
no
Step-by-step explanation:
The triangle inequality requires the sum of the shorter two sides exceed the length of the longest one. Here, we have ...
10 +12 = 22 . . . . does not exceed 22
The lengths will not form a triangle.
_____
<em>Additional comment</em>
Some authors write the triangle inequality as ...
a +b ≥ c
If this is the one your curriculum author uses, then these side lengths will form a triangle.
Answer:
Step-by-step explanation:
EB = 1.25×BC
x+5 = 1.25(x+1)
x+5 = 1.25x + 1.25
3.75 = 0.25x
x = 15