Dollar Demand

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




Similar Math Riddles

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

Asked by Neha on 04 Jan 2021


Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Asked by Neha on 27 Mar 2025

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

Asked by Neha on 26 Sep 2021


Can you find out the remainder when 3^300 is divided by 5?

Asked by Neha on 31 Oct 2023

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

Asked by Neha on 14 Sep 2023

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

Asked by Neha on 24 Sep 2021


A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

Asked by Neha on 02 Mar 2022

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Asked by Neha on 07 May 2024

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

Asked by Neha on 08 Oct 2021


Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

Asked by Neha on 26 May 2023

Hot Articles

Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.