Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

I taste better than I can smell. Who am I?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

You need to arrange three 7 and mathematical symbols to form number 1?

What two things can you never eat for breakfast?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Can you count the number of triangles in the given picture?

Count the number of squares in the picture below.

What is the coolest letter in the alphabet?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?