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

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?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

The more of this there is, the less you see. What is it?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

What can you deduce from the following BrainBat?

CRY
LMKI

One day Jenifer meets the Lion and the Tiger in the Forest of Forgetfulness. She knows that the Lion lies on Mondays, Tuesdays, and Wednesdays, and tells the truth on the other days of the week. The Tiger, on the other hand, lies on Thursdays, Fridays, and Saturdays, but tells the truth on the other days of the week. Now they make the following statements to Jenifer:

Lion: Yesterday was one of my lying days.

Tiger: Yesterday was one of my lying days too.

What day is it?

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?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking