Answer:

Step-by-step explanation:
We have been given that in the after school Dena, Shawn, and Amanda knit scarfs that are the same size with yellow, white, and blue yarn. Denas scarf is 2/5 yellow, Shawn's scarf is 3/5 , and Amanda's scarf is 3/4 yellow.
To make Amanda's argument true, let us compare each fraction by making a common denominator.
We can see that least common denominator of each fraction would be 20.



Since
, therefore, Amanda's scarf has the most yellow.
Answer:
23/2
Step-by-step explanation:
If x = 5,
y = 5 + 1 = 6
(5+6) + 1/2 = 11 + 1/2 = 23/2
Answer:
$5.25.
Step-by-step explanation:
That is $7.50 - 30% of 7.50
= 7.50 - 0.30 * 7.50
= $5.25.
X > -4 is the answer to the inequality