Blade-Z manufactures roller blades. The production facility has fixed costs of $200 a day and a total production costs of $5,200 per day at an output of 100 pair of skates per day. Which of the following equations represents the daily production cost for Blade-Z based on the number of skates manufactured? Let C represent the daily production cost and x represent the number of pairs of skates manufactured.
1) Blade-Z manufactures roller blades. The production facility has fixed costs of $200 a day and a total production costs of $5,200 per day at an output of 100 pair of skates per day. Which of the following equations represents the daily production cost for Blade-Z based on the number of skates manufactured?
Let C represent the daily production cost and x represent the number of pairs of skates manufactured.
2) Erica went shopping for new clothes for school. She bought a pair of jeans for $69.11 and several shirts for $10.06 each. If x represents the number of shirts she bought, which of the following equations should be used to find y, the total cost of Erica's shopping trip?
3) Laura retired from her job recently, and she has saved about $441, 238. 00 over the course of her career. She plans to withdraw $1,779.00 each month to pay for living expenses. After a certain amount of time, the balance in Laura's account is $400,321.00. How many months have passed since Laura retired?
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