A batsman scored 160 runs which included 3 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets.
Select the correct option:
A) 64 %  B) 66 %  C) 60 %  D) 68 %  E) 70 %

Rationale: "explanation : number of runs made by running = 160 - ( 3 x 4 + 8 x 6 ) = 160 - ( 60 ) = 100 now , we need to calculate 100 is what percent of 160 . = > 100 / 160 * 100 = 68 option d"
Answer: D