Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How many letters are in the alphabet?

Find the 8 in the below-given Image.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

Through your logical capabilities, can you make 7 an even?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?