What is the Surname of Barbie Doll?

If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

Name a key which is hardest to turn.

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

What number divided by 4 is the same as that number minus 4?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

What does this rebus riddle means ?

_ _ _ 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.

What Deficiency does the below rebus represent?

VIT_MIN

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?