Why do Chinese men eat more rice than Japanese men do ?

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

Prove that twice of ten is the same as twice of eleven.

Find the missing number in the sequence below:

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?