I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Find the missing number in the sequence below:

_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.

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

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

What is the next shape from answers A, B, C, and D figure?

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