Answer:
B. Stratified random sample is the correct answer
A) 6x + 4x - 6 = 24 + 9x
10x - 9x = 24 + 6
x = 30
b) 25 - 4x = 15 - 3x + 10 - x
25 - 4x = 25 - 4x
Infinite Solutions.
c) 4x + 8 = 2x + 7 + 2x - 20
4x - 4x = 7 - 20 - 8
0 = - 22
No solution
Answer: It should be g > 9
Step-by-step explanation:
-Solve:


So, Therefore, the result is g > 9
Hello! When it comes to mark up, you would add 1 to the percentage in decimal form, because the price is going up. After you do that, you multiply that number by the original price. In this case, 37.5% is 0.375 in decimal form. 1 + 0.375 is 1.375. 80 * 1.375 is 110. There. The retail price of the shoes is $110.