Best Brain Teasers: Maths Handshake Puzzle

 Maths Handshake Puzzle



Interesting Question

Best Brain Teasers: House Distance Puzzle

Best Brain Teasers: House Distance Puzzle

Missing Number 3

Find the value of the missing term.

(i) 64
(ii) 84
(iii) 48
(iv) None of these

Age Problems

Q1: If a person is three times as old as his son today, and will be twice as old as his son after 13 years, what is his current age?

 
Q2: Two years ago, a man was four times as old as his son. Two years from now, he would be thrice as old as his son. Find his current age.

 
Q3: The sum of age of two brothers is 32 years. The older brother is 28 years younger than their father, who is thrice as old as his youngest son. Find their ages. 

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Numbers and Digits

If (AB)² = CCB then find minimum value of A+B+C. Here, AB is 2 digit and CCB is 3 digit number and A,B,C are unequal, A,C not equals 0.

Number Series 2

Find the  next term in the following series:

13, 16, 49, 169, ___

 (i) 113
(ii) 226
(iii) 256
(iv) None of these

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Perimeter 1

4 identical triangles are cut off from 4 corners of a square as show in the figure:

What will be the decrease in the perimeter of the figure?

(i) 6 cm

(ii) 8 cm

(iii) 16 cm

(iv) 28 cm

Distance and elevation

A person standing on a 48.5m tall platform was watching a tower 100m high, which is 50m away from him. If the height of the person is 150cms, at what angle is his head bended?

(i) 0°
(ii) 30°

(iii) 45°

(iv) 60°

Blood Relations 2

Pointing to a man, a woman said, "He is the father of the wife of my son-in-law." How is the man's mother related to the woman?

(i) Mother
(ii) Mother-in-law
(iii) Aunt
(iv) Sister

Blood Relations 1

Pointing to a photograph, a woman said, "This man's sister is my mother-in-law." How is the woman's husband related to the man in the photograph?

(i) Son
(ii) Grandson
(iii) Nephew
(iv) Son-in-law