Answer: Ken Earned 81$
Step-by-step explanation: Subtract 12 from the total, then divide by 2 because his wife earns double than him, plus 12$ more.
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Answer:
D. Yes, because the scale does not start at 0.
Step-by-step explanation:
Answer:
u=92
Step-by-step explanation:
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Step-by-step explanation:

Answer:
14 items
Step-by-step explanation:
20 seconds minus the six it takes to process purchase is 14 and if i takes 1 second to scan each item 14 times 1 is 14