Answer:
18.) 3
19.) -4
20.) 1.25 or 1 1/4
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Answer:
10 more students chose purple than red as their favorite color
Step-by-step explanation:
Step 1
Determine the proportion of students that chose each color
purple=26%
red=22%
Step 2
Use the expression for the number of students per color as follows;
Number of students per color=proportion per color×total number of students
for purple;
proportion that chose purple=26%
total number of students=250
replacing;
Number of students that chose purple=(26/100)×250=65 students
for red;
proportion that chose red=22%
total number of students=250
replacing;
Number of students that chose purple=(22/100)×250=55 students
Step 3
Difference=65-55=10
10 more students chose purple than red as their favorite color
a. 88%
b. 80%
Step-by-step explanation:
198/225=.88
180/225=.80
The answer is <span>4<span>x^4</span></span>−<span>y^<span>2</span></span>
Answer:
the answer is F (-7,-1) and D(1,7)
