Answer:
x=
Step-by-step explanation:





/2 /2


x=
It is <span>reflection across y = x
</span>
Answer: 1/4
Step-by-step explanation:
-
Investment: cost of her education + salary as sales clerk during two years
Investment = 18,000 (2) + 20,000 = 36,000 + 20,000 = 56,000
Time to recover investment = 56,000/35,000 = 1.6
In less than two years, after she starts to work Niah will have recoverd her investment.