A girl reduced his speed to 3/5th and reaches her destination in 25 hours . If she had walked at her initial speed then how much time had she saved ?
Answer & explanation
Correct answer: option 1
Ratio old : new
Speed 5 : 3
Time 3 : 5
According to question , 5R = 25 hours
1R = 5 hours
time saved if she walked by his usual speed is ,
2R = 10 hours