railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Elementary Statistics
If the median and the mode of a set of data are 12 and 15, respectively, then find the value of thrice the mean of the same data set.
1
\(\frac{33}{2}\)
2
\(\frac{63}{2}\)
3
\(\frac{23}{2}\)
4
\(\frac{35}{2}\)