Answer:
0.25 or 25%.
Step-by-step explanation:
2 Red + 3 Blue + 7 Green = 12 Total Marbles.
You have 3 blue marbles out of the total marbles, so 3/12, then simplify it. 3/12 = 1/4. This gives you 0.25, or 25%.
The probability of drawing a blue marble is 0.25 or 25%
Answer:
y=4
Step-by-step explanation:
5x4=20
20x4=80
80x4=320
and so on
First make the denominators of the fractions the same by multiplying.

×

=

Now we just need to add the fractions together

=

9/6 would be the answer, but it can be simplified further, then converted into decimal form.

÷

=
=1.5 yardsYour final answer is 1.5 yards of ribbon are needed.
Answer:
4 weeks
Step-by-step explanation:
15 + 2x = 23
2x = 8
x = 4