Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

Can you solve below mathematical equation?

2^1234 - 2^1233

I look at you, you look at me I raise my right, you raise your left. What am I?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

In the four images below, can you find the odd one out?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Identify the hidden meaning behind this picture?

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?