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September 2, 2014

Posts by ExplanationCentral


Total # Posts: 7

math
The mode is the number that occurs the most times. In game 3, the mode is 122 because it occurs the most times.
April 9, 2012

MATHEMATICS
The deviation is the difference between a value and the mean. So the deviations are: (290-280) (270-280) (250-280) (300-280) (290-280) This gives you: 10 -10 -30 20 10 The average is the sum of the numbers divided by the number of numbers (5). so that would be 0/5 = 0.
April 9, 2012

Math
Non red marbles are 12 + 5 = 17. So the ratio is 5/17.
April 9, 2012

algebra
20 = 703*100/h^2. 20 = 70300/h^2 20*h^2 = 70300 h = (3515)^(1/2)
April 9, 2012

math
3+6.25 = 9.25 is the amount per hour you will earn at the new job So the difference between incomes of the two jobs is: 9.25*10 - 8.55*10 = 7
April 9, 2012

Algebra 2
The slope of a line is the difference of the y values divided by the difference of the x values. The slope = (1/2 - 1/4) / (3/4 - 1/8) which equals 2/5 or 0.4
April 9, 2012

math
Subtract 6 from 13 and from 33. Then add 6 back just once. 7 + 27 + 6 = 40 students are taking either one or both of the subjects. So 46 - 40 = 6 students are taking neither of the subjects.
May 21, 2010

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