#171 - Which Tank Fills up First

If I open a tap, which tank completely fill first?

Which Tank Fills up First

Tank F.

For an explanation, please visit the video.

#172 - Clocks Calculators Bulbs Equation Riddle

Can you solve the equation riddle?

Clocks Calculators Bulbs Equation Riddle

405

For an explanation, watch the video.

#173 - Facebook Viral Equation Riddle

Can you solve the below equation Riddle which is viral over the internet on Facebook?

Facebook Viral Equation Riddle

38.

Watch the video for an explanation.

#174 - Next number in matchstick Brain Teaser

Can you identify the next number in this viral matchsticks Puzzle?

Next number in matchstick Brain Teaser

1

Explanation.
At every step number of joints goes down by 1.
i.e
8 have 6 joints
9 have 5 joints
5 have 4 joints
3 have 3 joints
7 have 2 joints
1 has 1 joint

You can also watch the video for an explanation.

#175 - How Many Squares Are There In Figure

How many squares are there in the following figure?

How Many Squares Are There In Figure

51

For a detailed explanation, watch the video.

#176 - Which Tank Will Fill First 4 Tanks

If an infinite supply of water is supplied to tank A, Which tank will fill first?

Which Tank Will Fill First 4 Tanks

D & C.

For details, Please check the video.

#177 - Coronavirus Escape From Hospital Brain Teaser

A hospital is infected with 16 patients. The patient number 13 is recovered from coronavirus and want to say goodbye to all the remaining patient by visiting every patient exactly once.
However, If the recovered patient enters any room twice, he will get infected again.

What path he must take to escape from room-13 to room-4?

Coronavirus Escape From Hospital Brain Teaser

The Patient will follow the path from room number-13 to room-no.4 as shown in the picture below.

#178 - Fill Boxes 1-9 Puzzle

Fill the boxes using numbers 1-9 exactly once to solve the below puzzle.

Only 1% of users can solve this puzzle in 10 minutes. Can you?

Fill Boxes 1-9 Puzzle

1 7
X 4
---
6 8
2 5
---
9 3

For a better explanation, please watch the video.

#179 - Draw Figure Without Lifting Pencil

Can you draw the below picture without lifting your pencil?

Note: A line can be drawn exactly once.

Draw Figure Without Lifting Pencil

It can be done as shown in the video below.

#180 - Juice Sandwich Mango Equation Brain Teaser

Can you solve the brain teaser by solving the equation below?

Juice Sandwich Mango Equation Brain Teaser

75.

For a detailed explanation, please watch the video.