Logical Reasoning

Blood Relations

Blood relation logical problems mainly deal with the hierarchical structure of a family.The typical relationships that are commonly used in blood relation problems are summarized as follows

My mother’s or father’s son my Brother.
My mother’s or father’s daughter my Sister.
My mother’s or father’s father my Grandfather.
My mother’s or father’s sister my Aunt.
My mother’s or father’s brother my Uncle.
My son’s wife my daughter-in-law.
My daughter’s husband my Son-in-law.
My brother’s son my Nephew.
My brother’s daughter my Niece.
My sister’s husband my brother-in-law.
My brother’s wife my Sister-in-law.
My husband’s or wife’s sister my Sister-in-law.
My husband’s or wife’s brother my Brother-in-law.
My uncle’s or aunt’s son or daughter my Cousin.
My wife’s father or husband’s father my Father-in-law.
My wife’s mother or husband’s mother my Mother-in-law.
My father’s wife my Mother.
My mother’s husband my Father.
My son’s or daughter’s son my Grandson.
My son’s or daughter’s daughter my Granddaughter.
The only son of your father Yourself
Wife of the father Mother
The only son of grandfather/mother Father
Only daughter-in-law of grandfather/mother Mother
Mother-in-law of mother Grandmother
Father-in-law of mother Grandfather
The only daughter of the father Sister
Son of the father of the sister Brother
Son of the only son of the father Son
Son of the only son of grandfather Brother
Daughter of the only son of Grandfather Sister

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General Knowledge of India

In 1897, the Birsa Movement supporters raised which colour flag as a symbol of Birsa Raj?

Ratio and Proportion

The cost of 10 books is Rs. 80/-. Find the value of 15 books?

The cost of 48 bags of paddy is Rs. 16,800/-. What is the cost of 36 bags of paddy?

Monthly expenditure of a family of 4 members is Rs 2800/-. What is the expenditure if there are 3 members in the family?

Annual incomes of the families of Sita and Latha are in the ratio 4:3 and their annual expenditure are in the ratio 3:2. What is their annual income if they save Rs. 3000/- in a year?

A certain sum of money is divided between A and B in the ratio of 5/4 : 5/3 and A got Rs. 360/-. Find the total sum of money and B’s share?

In an office, the ratio of the salaries of an officer and a clerk is 15:7. If the salary of a clerk is Rs. 720/- less than the salary of the officer, find the salary of each?

In an election to a municipal council, the votes secured by two candidates are in the ratio 13:19. The elected candidates gets 312 votes more than the second candidate. How many votes are secured by the second candidate?

A certain sum of money is divided between Murthy and Prasad in the ratio 22/7 : 8/3. If Murthy gets Rs. 120/- more than Prasad, find the share of each?

In a cricket test series, the runs made by Raju and Tendulkar are in the ratio 5:9 and Tendulkar and Azar are in the ratio 6:7. What are the runs made by them if Azar makes 187 runs more than Raju?

If A:B = 2:3 and B:C = 9:5 find A:B:C?

If A:B = 3/5:5/7 and B:C = 3/4:2/5, find A:B:C?

If R:S = 0.01:0.11 and S:T = 2.2:1, Find R:S:T?

In a school, Under a Saving Scheme, Rekha saves 3/2 times the savings of Bindu, Geeta saves 4 times the savings of Rekha. Find the ratio of the savings of all the three in least terms?


A man left 1/3 rd of his property to his wife and 3/5 th of the remainder to his daughter. He gave the rest to his son who received Rs. 6400/-. How much was his original property worth?

Ratio and Proportion

In a school 4/9 of the pupils are boys. There are 125 girls. How many boys are there?

If A:B = 3:4 and B:C = 5:6, find A:C?

IF X:Y = 3:4 AND Y:Z = 4:5, FIND X:Y:Z?