John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

A pet show was happening in my locality. I went down along with my kids. In that show, I noticed that all except two of the entries were cats. All except two were dogs and all except two were Monkeys.

Can you find out how many of each animals were present in that pet show?

What is wrong in the below Picture?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98