1. Ann, Carol, Eve are friends. Ann wearing blue if only eve wearing red. Ann and carol can wear red but not on the same day. Carol and eve can wear blue both not on the same day. Find Ann dress color?

Answer : Red

2. Four Persons one of them is telling truth some names like Ann,Don,Guy,Tom were given the person who spoke the truth was the culprit. Each of them gives a statement (Sorry I don't remember it)

Answer : Guy is the culprit

3. There were less than 500 students in a school. one-third of the number of students in the school was a whole number and so were one-fourth , one-fifth and one-seventh of students in the school. What's the total no of students in the school?

Answer : 3x4x5x7 = 420 very simple. take lcm of all those numbers

4. Find a taxi no. which leaves one as remainder with 2,3,4,5,6 and is divisible by 11..

Answer : 121

5. Trains start simultaneously from station X and station Y and heads towards each other… if 5 hours is the time to reach the other station, how many trains pass by each one…?

Answer : I got it 9 hours (check this too)

6. There are two trains. One from New York to Washington and second from Washington to New York. The total journey to a destination takes 5 hours. A train from New York to Washington leaves on hour at every hour The train from Washington to New York leaves an hour and on half an hour. How many trains will be passing if you are traveling from New York to Washington?

Answer : 19 trains

Approach :

for every 1 hour the the train traveling from New York 2 wash.. it will meet 4 trains because earlier trains from washington.. 2 ny will meet.

so 1h====4

5h===?(20) but last train will reach the station (wash..)and still wash.. train is there in platform

so 20-1==19.

7. There was a cycle race going on. 1/5th of the those in front of a person and 5/6th of those behind him gives the total number of participants. How many people took part in the race? (3 marks)

Answer : 31

Approach :

Let the total number of participants be X

So, [(x-1)/5 + 5(x-1)/6] = X

8. "How old are you,Alchemerion?" asked one of the wizards apperences.the wizards answer with a riddle, "I am still Very young as wizards go.I am only three times my son's age. My father is 40 year more than twice of my age. Together the three of us are a 1240 year old".how old is Alchemerion?

Answer : 360

9. A five digit no whose third digit is one greater than the sum of the first two digits and the third digit is double the fourth digit and fourth digit is double the fifth digit and second digit is greater than first digit by 5. and if we multiply fourth and fifth digit we get third digit.

Answer : 16842

10. There are two trains. One from New York to Washington and second from Washington to New York. The total journey to a destination takes 5 hours. A train from New York to Washington leaves on hour at every hour The train from Washington to New York leaves an hour and on half an hour. How many trains will be passing if you are traveling from New York to Washington?

Answer : 19 trains (please confirm )