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In-s [12.5K]
3 years ago
13

A flower arrangement was marked down 12.5%. if the flowers originally cost $20, what is the amount of the discount?

Mathematics
2 answers:
WINSTONCH [101]3 years ago
7 0
The correct answer would be B :)
inessss [21]3 years ago
7 0
The correct answer is actually D 
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The number times both Mark and Jen will be at the beach on the same day over the next 30 days is 10 times.

Step-by-step explanation:

Every third day implies that they both go the beach and then have a two day break, and then go the beach on the day after.

Put simply, every third day implies one day in three days.

Based on the above, the number times both Mark and Jen will be at the beach on the same day over the next 30 days can be calculated by dividing 30 by 3 as follows:

Number times both Mark and Jen will be at the beach = 30 / 3 = 10

Therefore, the number times both Mark and Jen will be at the beach on the same day over the next 30 days is 10 times.

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The equation of the regression line is : Ŷ = 0.8571+0.8878X

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X axis : ___ Y axis

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The regression line associated could be obtained using technology such as excel, linear regression solvers or a graphing calculator.

Using technology :

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The regression equation obtained is :

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The regression plot is attached below

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