Ratio between Sheela and Sangeeta = 3: 2
Total these terms = 3 + 2 = 5
Therefore, part of Sheela = \(\frac{3}{5}\) of the total pens
And part of Sangeeta =\( \frac{2}{5}\) of total pens
Thus, Sheela gets =\(\frac{ 3}{5} × 20\)
= 12 pens
And Sangeeta gets = \(\frac{ 2}{5} × 20\)
= 8 pens