Complete the table series riddle by finding the number that can replace "??".

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

What is 3/7 chicken, 2/3 cat and 2/4 goat?

What is black when you buy it, red when you use it, and gray when you throw it away?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?