Can you place six X (crosses) in below board without making three in a row in any way ?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

Move three sticks of the spiral below to form a square.

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

What jumps when it walks and sits when it stands?