How Many Are There?
How many are there? Time to find out!
#1 Buttons 20 seconds 28% correct rate
How many total keys does a standard piano have?
88
92
76
56
Notes outside the range of a piano are considered to be either too high or too low for the human ear.
#2 Buttons 20 seconds 29% correct rate
How many elements are in the periodic table?
118
124
112
104
The periodic table has every letter of the alphabet except for the letter J.
#3 Buttons 20 seconds 56% correct rate
How many teeth does the average adult have? (including wisdom teeth)
32
34
28
30
Teeth are 96% minerals which makes them the hardest substance in the body.
#4 Buttons 20 seconds 39% correct rate
How many acres are in a square mile?
640
700
740
600
One acre is about the size of a football field.
#5 Buttons 20 seconds 30% correct rate
How many sides does a heptadecagon have?
17
7
8
18
This shape outlined a link between algebra & geometry that mathematicians had been trying to find since ancient Greece.
#6 Buttons 20 seconds 44% correct rate
How many tablespoons are in a cup?
16
18
20
22
What those in the U.S. call a tablespoon is called 15 milliliters in the U.K.
#7 Buttons 20 seconds 56% correct rate
How many cards are in a standard deck of playing cards? (not counting jokers)
52
54
50
56
The world's oldest deck of cards is dated back to the mid-15th century.
#8 Buttons 20 seconds 7% correct rate
How many brains does an octopus have?
9
3
1
8
In addition to the central brain, every arm on an Octopus has its own mini-brain.
#9 Buttons 20 seconds 27% correct rate
How many players are on a rugby team?
15
17
14
18
Rugby is now a popular sport internationally, with clubs and national teams found all over the world.
#10 Buttons 20 seconds 27% correct rate
How many letters are there in the Spanish alphabet?
27
26
29
32
Spanish is one of the most romantic languages in the world.
