Identify the 10 differences between the two given pictures.

I cannot talk, but I always reply when spoken to. What am I?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Replace the question mark in the picture below.

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Bay of Bengal is in which state?

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

Can you replace the question mark with the correct number?

Can you solve the below geography rebus by decoding the below rebus ?