If a wheel has 54 spokes, how many spaces are there between the spokes?

Find the number of squares in the below-given picture.

What does below Rebus say?

XLR8

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

Find the next number in the series below

21 32 54 87 131 ?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

what does the below rebus means?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?