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what is the largest for n for which 3^n divides 44^44

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TCS Other Question

Hanuman can complete a bridge in 10 days and Ravanan can complete the same bridge in 20 days. Now they are working together and they are completing the bridge in 20 days. What is the contribution of Ravanan in constructing the bridge?
(a) Half the work
(b) One-third of the work
(c) Two-fourth of the bridge
(d) Destructing the bridge
1!+2!+3!+.....+50! ?????????