Raj travels a part of journey by taxi paying 15 per km and rest by train paying 21per km. If he travels a total of 450 Km and pay Rs.8130 then the distance travelled by raj in train?
Jake and Paul each walk 10 km. The speed of jack is 1.5 faster than paul speed . Jack reaches the destination 1.5 hrs before paul .Then Jake's speed is equal to
The two trains of lengths 400 m, 600 m respectively, running at same directions. The faster train can cross the slower train in 180 sec, the speed of the slower train is 48 km. then find the speed of the faster train?
two people started simultaneously from points A and B towards each other.at the moment the person who started from A had covered two -third of the way,the other person had covered 2 km less than half the total distance,if it is known that when the person who started from B had coverd 1/4 of the way,the other person was 3 km short of the mid point, find the distance b/w A&B.the speed of the two people were constan
Students attend our lectures, not because the mathematics we teach ‘makes lots of fun’ for us, but because they believe they can learn some essential knowledge from us. And each of our young students has only one life to live. We should therefore be a