Brainteasers

1.

Brainteasers

2.

1) Two US coins equal thirty cents.
One is not a quarter. What are the
two coins?

3.

2) A man walked into a pet shop
and bought a parrot. The parrot
was
guaranteed
to
repeat
everything it heard. However, the
parrot never said a word. Why
not?

4.

3) A plane crashed on the border of
Canada and the United States. Where
should they bury the survivors?

5.

4) Suppose you are driving from
Philadelphia to Boston at a speed of 90
miles per hour (mph). At the same time
your friend is driving from Boston to
Philadelphia at a speed of 60 mph.
When the two cars meet? Who is closer
to Boston?

6.

5) Two brothers were born on the
same day, at the same time, in the
same year and at the same
hospital. They have the same
mother and father, but they are
not twins. What are they?

7.

6) A ship has a ladder on one side. There are
25 cm between each step. Ten steps of the
ladder are under water at high tide and
twenty steps are above water. If the water
level goes down 75 cm at low tide, how many
steps will be outside the water?

8.

7) A spider is at the bottom of a thirty meter
hole. The spider is trying to climb out. It
climbs up four meters in daylight, but at
night it becomes confused and climbs
down three meters. At this rate, how long
will it take the spider to crawl out?

9.

8) John, Carol, Steve, Tom, Mary, and David all like music. Two of the people
are teachers and the other four are students.
The teachers give lessons in two of the following instruments: tuba, saxophone,
guitar, or drums. The students each take lessons in one of those instruments.
Use the clues below to answer the following questions:
a) Who are the teachers?
b) Which two instruments do they teach?
c) Who are the students?
d) Which instrument is each one learning?
CLUES: • The drum student is not a woman.
• Carol has never played a brass instrument.
• Mary has never met Tom.
• Steve often helps the saxophone teacher give lessons.
• The tuba teacher told her student to practise more.
• John is the saxophone student.
• Steve is a teacher.