| DIRECTION: In each as the following number series a wrong number is given. Find out that number. |
| \[\begin{matrix} 3 & 7.5 & 15 & 37.5 & 75 & 167.5 & 375 \\ \end{matrix}\] |
A) 167.5
B) 75
C) 37.5
D) 15
Correct Answer: A
Solution :
[a] The series is \[\times 2.5,\,\,\times 2\] alternately
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