The average weight of political party is decreased by 1 when some new politicians joined the party whose strength is (1/4)th of the existing politicians and the total weight of the new politician is 209 kgs. What is the new average weight of all the politicians if it is known that in any case the number of politicians always must be greater than 50 but less than 100:

Options

A. 15 kgs
B. 16 kgs
C. 18 kgs
D. 19 kgs

Answer

A