A Quiz About 90

To celebrate our 90,000th take, name these things associated with the number 90.
Quiz by HinesBrothers
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Last updated: February 27, 2021
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First submittedJanuary 14, 2020
Times taken26
Average score63.0%
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Math
Factors of 90
1
2
3
5
6
9
10
15
18
30
45
(90)
90 in Binary
1011010
90 in Roman numerals
XC
Events of 1990
Countries re-unified
Germany
Yemen
This Russian earned the
Nobel Peace Prize
Mikhail Gorbachev
This British Prime
Minister resigns
Margaret Thatcher
This Arab war begins
Gulf War
This currently #1 chess player was born
Magnus Carlsen
This nation hosts the
FIFA World Cup
Italy
Other
Interstate 90 goes between
these two cities
Seattle
Boston
Element whose atomic
number is 90
Thorium
Country with the +90 calling code (Hint: Ararat)
Turkey
A 90 degree angle in math
Right angle
An angle < 90 degrees in math
Acute angle
An angle > 90 degrees in math
Obtuse angle
+2
Level ∞
Jan 15, 2020
Clever quiz!