In an election of 3 candidates A, B and C, A gets 50% more votes than B. A also beats C by 12,700 votes. If it is known that B gets 5 percentage more votes than C, find the number of voters on the voting list given 90% of the voters on the voting list voted and no votes was illegal.
a) 72000
b) 81,000
c) 90,000
d) 1,90,000