cjanswers

__Answers:__

Question 1:
The mean is 5.7. The sum of all data is 40. 40 divided by the total amount of data, (7), = 5.7. The median is 6. 6 is the number located in the middle. The mode is none. There isn't a number that occurs more than once.



Question 2:
The square root of 39 is 6 and 3/13. The perfect squares on either side of 39 is 36 and 49. 36's factors are 6 & 6. 49's factors are 7 & 7. Therefore, 39's factors must be somewhere between 6 & 7.



Question 3:
No, because you'd take 15% off an item... Example: The item is $10 and 15% of $10 is $8.50 0.15 x 10 = 1.5 $10 - 1.5 =$8.50 ...and then you'd take an ADDITIONAL 10% off the reduced price... Example: The reduced item is $8.50 and 10% of $8.50 is $7.65 0.10 x 8.5 = 0.85 $8.50 - $0.85 = $7.65

25% off of the original price is... Example: The original price of the item is $10 and 25% of $10 is $7.50 0.25 x 10 = 2.5 $10 - $2.50 = $7.50

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Question 4:


If I choose 8 bags, there will be 200 skittles in all.

Question 5:
Ben is spending $72.50 for 5 movies.