Q26. 
A hare, pursued by a greyhound is 20 of her own leaps ahead of him. While the hare takes 4 leaps, the greyhound takes 3 leaps. 3 leaps of greyhound is equal to 2 leaps of hare. In how many leaps will the greyhound overtake the hare? 
A.  180 leaps 

B.  270 leaps 

C.  360 leaps 

D.  90 leaps 
Q27. 
$P$ and $Q$ start running in opposite directions (towards each other) on a circular track starting at diametrically opposite points. They first meet after $P$ has run for 75m and then they next meet after $Q$ has run 100 m after their first meeting. Assume that both of them are running a constant speed. The length of the track (in metre) is: 
A.  70 

B.  175 

C.  250 

D.  350 
Q28. 
A man sitting in train travelling at the rate of 50 km/hr observes that it takes 9 sec for a goods train travelling in the opposite direction to pass him. If the goods train is 187.5m long. Find its speed 
A.  40 km/hr 

B.  30 km/hr 

C.  24 km/hr 

D.  25 km/hr 
Q29. 
Two places $A$ and $B$ are separated by a distance of 200 m. Ajay and Jay have to start simultaneously from $A$, go to $B$ and return to $A$. In 10 s they meet at a place 10m from $B$. If Ajay is faster than Jay, in how much time, after they start, will Ajay return to $A$? 
A.  $19$ sec 

B.  \(\dfrac{200}{21}\) sec 

C.  \(\dfrac{400}{21}\) sec 

D.  \(\dfrac{190}{21}\) sec 