engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Quantitative Aptitude Algebra Unit Digit
\(({\rm{ }}{{\bf{5}}^{{\bf{41}}}} \times {{\bf{7}}^{{\bf{69}}}} \times {{\bf{3}}^{{\bf{57}}}})\) গুণফলের এককের অঙ্ক কী হবে?
1
7
2
5
3
3
4
1