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How many are there? Time to find out!
1
How many total keys does a standard piano have?
88
56
76
92
27% got this right
Notes outside the range of a piano are considered to be either too high or too low for the human ear.
2
How many elements are in the periodic table?
118
104
112
124
31% got this right
The periodic table has every letter of the alphabet except for the letter J.
3
How many teeth does the average adult have? (including wisdom teeth)
32
28
30
34
60% got this right
Teeth are 96% minerals which makes them the hardest substance in the body.
4
How many acres are in a square mile?
640
600
700
740
42% got this right
One acre is about the size of a football field.
5
How many sides does a heptadecagon have?
17
18
7
8
33% got this right
This shape outlined a link between algebra & geometry that mathematicians had been trying to find since ancient Greece.
6
How many tablespoons are in a cup?
16
18
20
22
38% got this right
What those in the U.S. call a tablespoon is called 15 milliliters in the U.K.
7
How many cards are in a standard deck of playing cards? (not counting jokers)
52
50
54
56
60% got this right
The world's oldest deck of cards is dated back to the mid-15th century.
8
How many brains does an octopus have?
9
1
3
8
8% got this right
In addition to the central brain, every arm on an Octopus has its own mini-brain.
9
How many players are on a rugby team?
15
14
17
18
34% got this right
Rugby is now a popular sport internationally, with clubs and national teams found all over the world.
10
How many letters are there in the Spanish alphabet?
27
26
29
32
30% got this right
Spanish is one of the most romantic languages in the world.
