At a party, the number of girls is half the number of boys. After an hour, five boys leave the party and three girls join the party. How many people were present at the party an hour before?

Direction : Study the following information carefully and answer the question given below:
Eight friends Manoj, Neeru, Ombir, Vipin, Willy, Xevier, Yacoub and Zampa attend symposiums on different months of the year viz. March, June, October and November, such that not more than two friends attend their symposiums in each of the months. Symposiums can be held on either 10th or 27th day of the month.
No two symposiums can be held on the same day. Willy and Neeru attend the symposiums on the same month. There are three symposiums held between the symposiums of Xevier and Ombir. Willy does not attend their symposium in November. Zampa attends his symposium immediately after Neeru. Vipin attends his symposium in the month of November. The number of friends who attend their symposiums between the symposiums of Yacoub and Zampa is the same as the number of friends who attend their symposiums between the symposiums of Neeru and Vipin. Xevier does not attend the symposium on October. Willy attends his symposium before Neeru.

Manoj attends his symposium on which of the following dates?

Direction: Study the following information carefully and answer the questions given beside:

Six persons – Rashmi, Mahi, Rahul, Jyotika, Raja, and Abhisek were living in a building of six floors. Each of these persons owns a different car – Jaguar, Audi, Ferrari, BMW, Bentley and Tesla, but not necessarily in the same order. The bottom floor of the building was numbered as 1, the floor above it was numbered as 2 and so on.
There were 2 floors between Abhisek and the one who owns Ferrari. Abhisek lives below the one who owns Ferrari. The one who owns Tesla lives just above the one who owns Ferrari. Rashmi owns Audi and there were 2 floors between Rashmi and Raja. There was 1 floor between Jyotika and the one who owns Jaguar. Jyotika lives above the one who owns Jaguar. There were 2 floors between Mahi and the one who owns BMW. Mahi lives above the one who owns BMW. Mahi and Rashmi were living on consecutive floors.

How many person(s) lives below the one who owns Bentley?

Direction: Study the following information carefully and answer the given questions. 

Eight people i.e. K, L, M, N, O, P, Q, and R were born in different years i.e. 1979, 1982, 1984, 1988, 1990, 1994, 1995, and 2000 but not necessarily in the same order. (Note: Consider the base year as 2021.)

The age of P is a multiple of 13. Two people were born between P and K. The difference between the age of K and O is 4 years. One person was born between O and L who was not born in an odd-numbered year. Three people were born between L and R. The difference between the age of R and Q is 5 years. M was born after N.

If all the people are arranged in older to younger order by their names according to English alphabetical order then how many people will remain unchanged? 

Direction : Study the following information carefully and answer the questions given below:
Six persons are sitting in a row facing to the north and they have different ages but not necessarily in the same order. C sits 3rd from one of the end. The one who is 12 year old sits 2nd to the right of C.
The number of persons sit right of the one who 12 year old is same as the number of persons sit to the left of D. O sits 2nd to the right of the one who is 6 year old. Two persons sit between D and B, whose age is twice than D. N sits to the right of P. The one who 36 year old sits 3rd to the left of the one who 15 year old. The age of O is 18 year.

Who among the following sits at the extreme end of the row?

Direction : Study the following information carefully and answer the question given below:
Eight friends Manoj, Neeru, Ombir, Vipin, Willy, Xevier, Yacoub and Zampa attend symposiums on different months of the year viz. March, June, October and November, such that not more than two friends attend their symposiums in each of the months. Symposiums can be held on either 10th or 27th day of the month.
No two symposiums can be held on the same day. Willy and Neeru attend the symposiums on the same month. There are three symposiums held between the symposiums of Xevier and Ombir. Willy does not attend their symposium in November. Zampa attends his symposium immediately after Neeru. Vipin attends his symposium in the month of November. The number of friends who attend their symposiums between the symposiums of Yacoub and Zampa is the same as the number of friends who attend their symposiums between the symposiums of Neeru and Vipin. Xevier does not attend the symposium on October. Willy attends his symposium before Neeru.

How many friends attended symposium after Vipin? 

Direction: Read the following information carefully and answer the questions given below:

7 people – A, B, C, D, L, M and N are sitting in a single row facing towards the north (not necessarily in the same order). All are sitting at equal distances to each other. All of them are in different professions – Banker, Engineer, Professor, Actor, Principal, Actuary and Librarian. They are all planning to travel to different countries – Australia, Canada, France, Germany, Greece, Italy and Malaysia.
The person who is an Actor is sitting second to the left of M while the person who will travel to France is sitting third to the right of M. N is sitting second to the right of the person who is a Principal. N is neither an immediate neighbour of M nor is sitting at any of the extreme ends. Four persons are sitting between A and D. D is not an Actor and A is not sitting at any of the extreme ends. The person who will travel to Canada is sitting third to the left of D. Two persons are sitting between C and the person who is a Banker. N is not an immediate neighbour of C. L is sitting third to the left of the person who is an Actuary. The person who is a Librarian is sitting third to the left of the person who will travel to Germany. Four persons are sitting between the person who is an Engineer and the person who will travel to Italy. The person who is a Librarian will not travel to Australia but is an immediate neighbour of the person who will travel to Malaysia.

D will travel to which country?

Direction :Study the following information carefully and answer the questions given below:
Ten persons L, M, N, O, P , Q, R, S, T, and U were born on two different dates 15 and 30 of five different months viz. January, March, April, September and November but not necessarily in the same order. L was born on 15th of the month which has 31 days. Three persons were born between L and P. Four persons were born between P and O. O was born before L. The number of persons were born after O is same as the number of persons born before N. One person was born between P and R. M was born before T but not in the month of January. T was born before P. U was born before S on same date.

Four of the following five are alike in a certain way and hence they form a group. Which one of the following does not belong to that group?