Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Find the next number in the series below.

6 18 270 72090 ?

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

How many letters are in the alphabet?