The speeds of three motor bikes are in the ratio 6 : 5 : 4. The ratio between the time taken by them to travel the same distance is :  Options
A) 10 : 12 : 15 B) 12 : 10 : 8 C) 15 : 12: 10 D) 10 : 15 : 12 E) 13 : 15 : 12
Ratio of time taken :   1/6 :1/5 : 1/4 = 10 : 12 : 15   10 : 12 : 15NSWER:10 : 12 : 15
<result>A</result>
The speeds of three motor bikes are in the ratio 6 : 5 : 4. The ratio between the time taken by them to travel the same distance is :