Test Your Brain with 5 Popular Logic Riddles

The video presents five logic riddles of increasing difficulty, challenging viewers to solve them. The riddles include scenarios involving machines making t-shirts, super grass growth, a river crossing with a wolf and sheep, determining hat colors among criminals, and a card deck challenge. Each riddle is explained with a solution, encouraging viewers to think critically and test their problem-solving skills.

How long does it take for 100 machines to make 100 t-shirts?

• 10 minutes

• 100 minutes

• 5 minutes

• 50 minutes

Tags

CCSS.6.RP.A.3B

If one patch of super grass covers the garden in 10 days, how many days will it take for two patches to cover the garden?

• 10 days

• 9 days

• 8 days

• 5 days

Tags

CCSS.HSA.CED.A.1

What is the first step the man should take to get the wolf and two sheep across the river safely?

• Take one sheep over

• Take the wolf over

• Take both sheep over

• Take nothing over

After taking the wolf over and returning with nothing, what should the man do next?

• Take the second sheep over

• Take nothing over

• Take the first sheep over

• Take the wolf back

Who is the first person to definitely know the color of their hat in the riddle involving the four criminals?

• Man 4

• Man 3

• Man 2

• Man 1

Why can Man 2 determine the color of his hat?

• Because he can see Man 1's hat

• Because he can see Man 3's hat

• Because he can see both Man 1 and Man 3's hats

• Because he can see Man 4's hat

How many face-up cards are there in the deck of 52 cards?

• 10

• 39

• 13

• 26

What should you do with the first 13 cards to ensure both piles have the same number of face-up cards?

• Leave them as they are

• Flip them over

• Remove them

• Shuffle them

Tags

CCSS.2.OA.A.1

If 8 of the first 13 cards are face-up, how many face-up cards will be in the remaining 39 cards?

• 5

• 10

• 8

• 3

If 3 of the first 13 cards are face-up, how many face-up cards will be in the remaining 39 cards after flipping the first 13?

• 8

• 5

• 3

• 10