Manav starts from a place A and reaches the place B in 29 hours. He travels 2/9 distance at the speed of 9 km/hr and the remaining distance at the speed of 12 km/hr. What is the distance between A and B?

a) 376 km
b) 208 km
c) 324 km
d) 264 km

Ans : c) 324 km

SSC Constable GD Exam Paper – Elementary Mathematics

Solution:

Let’s solve this step-by-step:

Let the total distance between A and B be ( D ) km.

Distance traveled at 9 km/hr:

Distance traveled at 12 km/hr:

Total time taken:

Finding a common denominator (324):

Solving for ( D ):

So, the distance between A and B is 324 km.