What always comes into a house through the keyhole?

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?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Which tank will fill first?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Which is the smallest number that you can write using all the vowels exactly once?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?