Q- calculate the mode when mean is 146 and median is 130?

Here mean = 146
And median = 130
So we have;
$$\begin{gathered} \mathrm{mode} = 3\left(\mathrm{median}\right)-2\left(\mathrm{mean}\right) \\ = 3\times 130-2\times 146 \\ = 390-292 \\ = 98 \end{gathered}$$
Therefore mode is 98.