Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Which is faster, Heat or Cold ? Explain.

I always drive my customer away.

Who am I?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

My location can be determined by the below rebus.
So where am i ?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

Can you count the number of triangles inside a triangle?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?