সব প্রশ্নে ফিরে যান
Math
In covering a certain distance , the speeds of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is :
A) 1.0 hour
B) 1.5 hours
C) 2.0 hours
সঠিক উত্তর
D) 2.5 hours