Source: Official Guide
Last week Chris earned x dollars per hour for the first 40 hours worked plus 22 dollars per hour for each hour worked beyond 40 hours. If last week Chris earned a total of 816 dollars by working 48 hours, what is the value of x?
A. 13
B. 14
C. 15
D. 16
E. 17
The OA is D.
Last week Chris earned x dollars per hour for the first 40
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If Chris worked 48 hours, then he was paid 40x dollars for first 40 hours and (8)(22) dollars for the next 8 hoursBTGmoderatorLU wrote:Source: Official Guide
Last week Chris earned x dollars per hour for the first 40 hours worked plus 22 dollars per hour for each hour worked beyond 40 hours. If last week Chris earned a total of 816 dollars by working 48 hours, what is the value of x?
A. 13
B. 14
C. 15
D. 16
E. 17
The OA is D.
Since Chris earned $816, we can write: 40x + (8)(22) = 816
Simplify: 40x + 176 = 816
Subtract 176 from both sides: 40x = 640
Solve: x = 640/40 = 16
Answer: D
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We can create the equation:BTGmoderatorLU wrote:Source: Official Guide
Last week Chris earned x dollars per hour for the first 40 hours worked plus 22 dollars per hour for each hour worked beyond 40 hours. If last week Chris earned a total of 816 dollars by working 48 hours, what is the value of x?
A. 13
B. 14
C. 15
D. 16
E. 17
40x + 22(48 - 40) = 816
40x + 22(8) = 816
40x + 176 = 816
40x = 640
x = 16
Answer: D
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