Count the number of lines in the image below ?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Find the missing number in the sequence below:

By moving just one matchstick, you need to make the below statement true. Can you do it?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Prove that the below maths equation is true.

8 + 8 = 91

There is a basket full of hats. Three are white and two are black. Three men, Tom, Tim, and Jim, each take a hat out of the basket and put it on their heads without seeing the hat they selected or the hats the other men selected. The men arrange themselves so Tom can see Tim and Jim’s hats, Tim can see Jim’s hat, and Jim can’t see anyone’s hat. Tom is asked what color his hat is and he says he doesn’t know. Tim is asked the same question, and he also doesn’t know. Finally, Jim is asked the question, and he does know. What colour is his hat?

What does below pictogram mean?