Puzzle – Maths Question/Answers – SBI PO/IBPS/Clerk/LIC/SSC CGL – Complete Video Explanation

Seven persons, Rahul, Ramesh, Rakesh, Ram, Rajat, Ritesh, and Ronit stay in an eight storied building such that the lowest floor is numbered as one and so on. One of the floors is vacant. They have their birthdays on 2nd, 3rd, 5th, 6th, 8th 15th and 16th of a month not necessarily in the same order. It is further known that:

Only Rahul’s birthdate and his floor number are same.
Product of Rakesh’s and Ronit’s birthdate is equal to Ram’s birthdate.
• Ramesh
stays on one of the floors above the vacant floor. He was born on an even numbered date.
The person whose birthday is on 16th stays just above the vacant floor
Sum of Ronit’s and Rakesh’s birthdate is equal to Rahul’s birthdate.
Atleast 2 persons stay below the vacant floor.
Ronit stays just above Ritesh. Either of them was born on the 16th.
• Rakesh’s
birthdate is a multiple of her floor number.
There is a gap of 3 floors between Ram and the vacant floor.
Atleast 4 persons have birthdates before Ritesh

1) Which of the following group is correct(Floor : Person – Dob)?
a) 7 – Ram – 3     b) 2 – Rajat – 16    c) 5 – Ronit – 3
d) 1 – Rakesh – 6     e) None is correct

2) Who lives three floors above Rajat’s floor?
a) Ramesh     b) Ronit      c) Ram    d) Rahul     e) None of these

3) What is the date of birth of Ritesh ?

  1. a) 2 b) 4 c) 3     d) 16     e) 15

4) How many person lives below Ramesh’s floor?
a) 5      b) 3      c) 4      d) 2      e) 6

5) Which combination is true for the person’s that lives on topmost floor and the lowermost floor?
a) Rahul, Ritesh     b) Ronit, Ram     c) Rajat, Rakesh
d) Rahul, Rakesh     e) None


Varun, Kiran, Prakash, Dinesh and Sankar are five persons who work in different company among Vedanta, Infosys, Wipro, Microsoft and Google, not necessarily in the same order. Each of them has different salary viz. Rs. 12000, Rs. 18000, Rs. 24000, Rs. 30000 and Rs. 36000, again not necessarily in the same order.

Varun works in Vedanta. There are at least two persons whose salaries are higher than that of Kiran. The person who has the highest salary works in Google. The sum of the salaries of Dinesh and Varun is equal to the salary of Sankar, and none of them works in Google. The person who works in Infosys has salary of Rs. 18000. Sankar doesn’t work in Wipro.

1) What is the difference between the salary of Varun and Dinesh?
a) 3000     b) 4000     c) 2000     d) 5000     e) 6000

2) Which of the combination is not true (Company : Person : Salary)?
a) Shankar : Microsoft : 30000    b) Dinesh : Infosys : 18000
c) Prakash  : Google : 36000    d) Varun : Wipro : 12000
e) All are true

3) What is the ratio of the salary of Varun, Prakash and Kiran?
a) 1 : 2 : 3     b) 3 : 2 : 1     c) 1 : 3 : 2    d) 3 : 4 : 5     e) None of these

4) In which company Dinesh works?
a) Microsoft    b) Vedanta    c) Wipro     d) Google
e) Infosys.

5) What is the salary of Shankar?

  1. a) 18000 b) 36000 c) 24000   d) 12000   e) 30000

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