Four numbers, when arranged in ascending order, are w, x, y and z. The – McqOptions

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1.	Four numbers, when arranged in ascending order, are w, x, y and z. The average of the smallest three numbers is 25.5 while the average of the largest three was 29.5. What is the range of the data?
A.	10
B.	15
C.	12
D.	14
Answer» D. 14

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