Can you solve below mathematical equation?

2^1234 - 2^1233

What has one letter and starts with an E?

How many times in a given day, minutes and hour clock comes in a straight line ?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Spot the cat in the picture below

Count the number of balls in picture below:

Decode below rebus
D
N
A
T
S , D

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

If an electric train is travelling south, then which way is the smoke going?