Question

If x and y are related as 3x +4y = 20 and the quartile deviation of x is 2 ,then the quartile deviation of y is

Answer 1

Answer:

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Arindam 16:40

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Student 16:41

If x and y are related as 3x +4y = 20 and the quartile deviation of x is 2 ,then the quartile deviation of y is

Arindam 16:41

3x+4y= 20

3(12)+4y=20

36+4y=20

4y=20-36=16

4y=16

y=16/4

y= 4