She is buying 4 paint tubes. 4 x 8.5 = 34. 34 - 20 = 14, which is less than 54.
X times 2x=50
2x^2=50
Divide by 2
X^2= 25
X=5
Length is 10 ft
Answer to A:
50%
Explanation for A:
We're looking for how many numbers are odd, so theres 1, 3, 5 ,7, four numbers.
We have a total of 8 numbers.

To make any number a percent we move the point over to the right by two, which makes our final answer 50%
Answer to B:
37.5%
Explanation for B:
If the number is less than four, that means we need to find if it will roll the first three numbers. We, once again, have eight total possibilities

0.375 can be turned into our final answer, 37.5%
Answer:
W=4
Step-by-step explanation:
When you plug 4 into w, it changes into 4/8 which simplifies to 1/2.
1/2 times 6 is 3.
11+3=14
-6.8^2
You can do this with a calculator or pen and paper.
With a calculator;
-6.8 squared = 46.24 (Notice that the answer is positive!)