Shapes
Numbers
Expressions
WH?
Riddles
100

Don't be a square; help me get this parallelogram with 4 equal sides out of my heart!

Rhombus

100

These crazy numbers can't be expressed as a quotient of 2 integers

Irrational numbers

100

It's the decimal equivalent of 1/8

0.125

100

Find a number with its letters in alphabetical order

FORTY

100

How many squares are there on a chess board ... ?

204

200

The basic shape of the North American continent on a map is called?

Triangle

200

which is the only number twice the sum of its digits?

18

200

In its lowest terms, a .400 batting average in baseball is this fraction

2/5

200

What comes before Quadrillion?

Trillion

200

Two girls were born to the same mother, at the same time, on the same day, in the same month and the same year and yet somehow they’re not twins. Why not?

Because there was a third girl, which makes them triplets!


300

Sometimes you see the sines; others, you go off on 1 of these, a straight line that touches a curve without cutting through it

Tangent

300

Area of triangle with base 12cm and height 8cm

48 cm2

300

Which prime number is closest to 100?

101

300

How many digits does Pi have?

105 Trillion
300

JOBINJOB

In Between Jobs

400

The 3D shape formed when a right triangle is rotated around its height

Cone

400

Express 1000 in terms of 8s

888+88+8+8+8

400

Smallest Perfect Number

6

400

Who were the first people to make use of Negative numbers?

 The Chinese.

400

If I spend 86400 a day, how would i get it again the next day?

86400 seconds

500

Consider a Circle inscribed within a square. Whose are is larger?

Circle

500

What is the last digit of 20192019 ?

9ends in 9, 92 ends in 1, 93 ends in 9

Since the power 2019 is odd, 20192019 ends in a 9.

500

1,2.65,4.3,5,95,7.6,?

9.25  +1.65 each

500

What is the symbol of division called?

Obelus

500

If the first day of the year(other than the leap) was Friday, then which was the last of that year?
A. Wednesday
B. Thursday
C. Friday
D. Sunday

If not leap year, last day is same as first year