Can you find the odd number in the following?

2716, 4135, 5321 and 7145

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

I have branches, but no fruit, trunk or leaves. What am I?

How is a fly different from a mosquito?

How many words can a pen with half refill write?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

You bought me for dinner but never eat me. What am I?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

There is a place where if I stand up straight, I will still be considered sideways.