Instructions

Read the following information and answer the given question.

Seven people, namely O, P, Q, R, S, T and U have to attend a practical but not necessarily in the same order, on seven different months (of the same year) namely February, March, April, June, August, September and November. Each of them also likes a different subject namely Chemistry, Biology, Psychology, Hindi, English, Geography and Account but not necessarily in the same order. The one who likes Hindi will attend a practical in a month which has 31 days. Only two people will attend a practical between the one who likes Hindi and T. Only three people will attend a practical between T and Q. Only one person will attend a practical between Q and the one who likes Accounts. The one who likes Chemistry will attend a practical in one of the months before the one who likes Accounts. The one who likes Chemistry will attend a practical in the month which has less than 30 days. Only two people will attend a practical between the one who likes Chemistry and S. Only one person will attend a practical between S and the one who likes Psychology. The one who likes Psychology will attend a practical on one of the months after S. Only two people will attend a practical between the one who likes Psychology and P. The one who likes Geography will attend a practical immediately before P. Only three people will attend a practical between P and the one who likes English. Only ,one people will attend a practical between 0 and R. 0 will attend a practical in a month which has 31 days.

Question 13

# Which of the following represents the people who will attend a practical immediately before and immediately after O ?

Solution

The one who likes Hindi will attend a practical in a month which has 31 days, => let that person attends in the month of August.

Only two people will attend a practical between the one who likes Hindi and T, => T attends practical in March.

Only three people will attend a practical between T and Q, => Q attends practical in September.

Only one person will attend a practical between Q and the one who likes Accounts, => The one who likes Accounts attends in June.

The one who likes Chemistry will attend a practical in the month which has less than 30 days, => He attends in February.

Only two people will attend a practical between the one who likes Chemistry and S, => S attends in June.

Only one person will attend a practical between S and the one who likes Psychology and the one who likes Psychology will attend a practical on one of the months after S, => The one who likes Psychology attends practicals in September.

Only two people will attend a practical between the one who likes Psychology and P, => P attends in April.

The one who likes Geography will attend a practical immediately before P, => He will attend in March.

Only three people will attend a practical between P and the one who likes English, => The one who likes English attends in November.

Only one people will attend a practical between O and R. O will attend a practical in a month which has 31 days, => O attends practical in August and R in November.

S and Q will attend practical immediately before and immediately after O respectively.

=> Ans - (C)