What English word has three consecutive double letters?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What is common among 11, 69, and 88?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

John: How much for the one?
Shopkeeper: It is $2
John: How much for the Eleven?
Shopkeeper: It is $4
John: How much for the Hundred?
Shopkeeper: It is $6.

What is John buying?

How do you go from 98 to 720 using just one letter?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

What Does this text mean:

important=important

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?