Estimation
Math Brain Teasers
Weird Facts
Chance
Roman Numerals
100

About how long is a ordinary ruler? 

About 31 cm

100

How many times can you minus 10 from a hundred?

Once, after that you're not subtracting it from a HUNDRED.

100

What is Siri's worst nightmare?

Snails and Slugs.

100

How likely is it that Siri turns a year older this year?

Certain

100

What is 11 in Roman Numerals?

XI

200

About what is the area of our classroom?

About 100 sq metres.

200

What is heavier? A kg of feathers or a kg of rocks?

They're equal.

200

What is Sammy's animal avatar?

Hamster. Samster the Hamster.

200

How likely is it that Tara will die tomorrow?

Unlikely.

200

What is XXVII in English?

27

300

About how long until the year 13425?

About 11404.

300

The total cost of a pair of shoes and an oodie is $150. The oodie costs $100 more than the shoes. How much do each of them cost?

The oodie costs $125, the shoes cost $25

300

What is Thanmaya's dream destination?

Dubai. Duh


300

How is it that it will rain tomorrow?

Likely, judging by the weather.

300

What is 346 in Roman Numerals?

CCCXLVI

400

About how many bookmarks will Tara sell in her lifetime?

About 7

400

What are three whole numbers whose product and sum are equal?A+B+C=D      AxBxC=D

1,2 and 3

400

What's Tara's dream dog?

Whippet

400

How likely is it that school will shut down tomorrow?

Unlikely.

400

What is 3728 in Roman Numerals?

MMMDCCXXVII

500

About how many strands of hair are there on an average person's head?

About 100,000

500

When Lisa was six years old, her sister Lucy was half her age. If Lisa is forty years old today, how old is Lucy?

37

500

How do spell Shavini's last name?

Wijegunawardane

500

How likely is it that Thanmaya's pet dies today?

Impossible, I don't have a pet.

500

What is MDCLXXXVII in English?

1687