In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

If six children and two dogs were under an umbrella, how come none of them got wet?

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

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What does below chemistry rebus means?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

What Time Should the last watch show in the below figure?

How many times in a given day, minutes and hour clock comes in a straight line ?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?