Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

What English word has three consecutive double letters?

Distances from you to certain cities are written below.

BERLIN 200 miles

PARIS 300 miles

ROME 400 milesAMSTERDAM 300 miles

CARDIFF ??? miles

How far should it be to Cardiff ?

What does this rebus picture identify?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

Count the number of triangles in the picture below:

How can you make number one disappear by adding something to it?

Can you fill the blank with the correct number?

6 30 870 756030 _____