John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

Solve the counting riddle by identifying the number of triangles in the given picture.

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

What jumps when it walks and sits when it stands?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

Can you name some countries which do not have the alphabet 'A' in them?

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

How many times can you subtract the number two from the number fifty?