By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.

One day, four servants meet and converse:

The black one says, 'We have 28 legs altogether.'

The green one says, 'We have 27 legs altogether.'

The yellow one says, 'We have 26 legs altogether.'

The red one says, 'We have 25 legs altogether.'


Can you identify the colour of the servant who is speaking the truth?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

What can you deduce from the following BrainBat?

CRY
LMKI

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?