Riddles
What has four legs but can’t walk?
A chair
{x+y=7
{x−y=1
x=4, y=3
influence
impact
This is the girl __________ sings really well.
who
How long is the equator?
about 40,000 kilometers
What disappears as soon as you say its name?
Silence
log2(x)+log2(x−2)=3
x=4
distinct
different
The book, __________ was written in 1800, is still popular today.
which
This mountain range is the longest in South America, stretching across seven countries.
Andes Mountains
What is seen in the middle of March and April that can’t be seen at the beginning or end of either month?
The letter: "R"
If you have 3 apples and you take away 2, how many do you have?
2 apples (because you took away 2)
curative
therapeutic
After reading the instructions carefully, he started the machine. Replace "After reading"
Having read
This is the largest landlocked country in the world
Kazakhstan
What thrives when you feed it but dies when you water it?
A fire
A group of 40 students are sitting in a classroom. 30% of them are wearing glasses. If 25% of those wearing glasses are left-handed, how many students in the classroom are left-handed and wear glasses?
Answer: 3 students.
(30% of 40 = 12 students wear glasses.
25% of 12 = 3 students are left-handed and wear glasses.)
A smile that causes others to smile
infectious/contagious
It was ___________ we got to the airport that we realized we had forgotten the tickets.
when
What are the summer months of the Southern Hemisphere?
December January February
What's lighter than a feather but impossible to hold for much more than a minute?
Your breath
Question: In a class of 20 students, 12 are girls and 8 are boys. If 4 students are selected at random, what is the probability that exactly 2 are boys?
Answer: 0.366.
irrespective
regardless
It’s ____________ I didn’t join the meeting yesterday; I had an urgent appointment.
why
Name the official languages of the UN.
Arabic Chinese English French Russian Spanish