I have Rs.50 and I spend it in the way as below.

I look at you, you look at me I raise my right, you raise your left. What am I?

Can you replace the question mark with the correct number?

A blonde put eyeliner on her head. Why?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

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

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?