Critical Thinking - Quiz
The following quiz is designed to give an idea of Critical Thinking abilities. The reader is encouraged to spend as much time as possible on each problem to find the solution. The questions are designed such that the answers can only be gotten from considering multiple possibilities of the solution.
Try to find out what’s the best solution.
1) How to get exactly 4 liters of water if you have only an 8-liter jug and a 3-liter jug, and both containers are unmarked? You have a running tap handy.
2) What can you add to 1,000,000 and always get more than if you multiplied the 1,000,000 by the same value?
3) What are the common sayings that these words signify?
a. DECI SION
b. ANOTHER ONE
4) What is the 50th number in this sequence?
5, 11, 17, 23, 29, 35, 41, …
5) Determine both one-word answers −
The floor of ship or boat,
They walk on me at sea;
Where there’s a C, make it an S,
At school you sit on me.
What am I?
6) Determine both one-word answers −
Another word for sick,
Your forehead is quite hot;
Now put an H in front,
A mountain I am not.
What am I?
7) Use the clues to solve the puzzle −
A duck, a goose, a goat, and a horse all entered the barn at different times one day last week.
A mammal entered the barn first.
The duck entered before the goose.
The goose entered ahead of the horse.
Who entered the barn first?
8) What are the common sayings that these words signify?
a. CHIEDITOREF
b. T 2222
9) Use the addition, subtraction, multiplication, and division symbols once each to make these equations true.
a. 600 __ 200 __ 400 __ 300 __ 200 = 200
b. 200 __ 300 __ 600 __ 400 __ 200 = 200
10) While relaxing on the deck outside her cabin one summer evening, Viva fell into a deep trance-like sleep. When she awoke, she felt as if she had slept only an hour or two, but it was now the middle of winter. How could this be?
Answers
1) Fill the 3-liter jug three times, each time dumping the water from it into the 8-liter jug. The third time, this will leave one liter of water in the 3-liter jug, and the 8-liter jug will be filled. Dump the water from the 8-liter jug down the drain, and then empty the one liter of water from the 3-liter jug into the 8-liter jug. Now fill the 3-liter jug again and dump the water into the 8-liter jug. The 8-liter jug now contains 4 liters of water. Various answers are possible.
2) zero, or any fraction less than a whole, or any negative number
3) a. split decision
b. one after another
4) Add 6 to 5, getting 11, then add 6 to 11, getting 17, then add 6 to 17, getting 23, etc., until 6 has been added 50 times, getting the final answer 299.
5) Deck, desk
6) a. ill
b. hill
7) the goat
8) a. Editor in Chief
b. Tea for two
9) a. 600 × 200 / 400 − 300 + 200 = 200
b. 200 / 300 × 600 − 400 + 200 = 200
10) Viva fell asleep just before the ship crossed the equator on a trip from Hawaii to New Zealand. She fell asleep north of the equator where it was the middle of summer, and awoke two hours later south of the equator where it was the middle of winter.
