Directions for questions: Answer the following questions based on the information given below.

A manufacturing company's make various alloys, which is be used for certain specific purposes. It is considering a choice of 5 new alloys (A1, A2, A3, A4, and A5), which can be used in different proportions in the formulations. The table below gives the composition of these alloys. The cost per unit of each of these alloys is A1: 150, A2: 50, A3: 200, A4: 500, A5: 100

Composition
Alloys	Cobalt	Iron	Aluminum	Carbon
A1	50	30	10	10
A2	80	20	0	0
A3	10	30	50	10
A4	5	50	40	5
A5	45	50	0	5

For making engines, the alloy should containing 10% carbon and at least 30% iron. In how many different ways can we prepare this new alloy by mixing at least two of the given alloys?

There were ten events in the last years “annual cultural festival” of xyz international College. Following guidelines have been issued to schedule the “annual cultural festival”:

<!-- [if !supportLists]-->I. A college board has organized the ten events Z1, Z2, Z3, Z4, Z5, Z6, Z7, Z8, Z9, Z10 on six days of week with holiday on Sunday; not having more than two events on any of the days.

<!-- [if !supportLists]-->II. Event begins on Wednesday with event Z6.

<!-- [if !supportLists]-->III. <!--[endif]-->Z4 is accompanied by some other event but not on Thursday. Z1 and Z7 are on the same day immediately after the holiday.

<!-- [if !supportLists]-->IV. There is only event on the last day and Saturday. Z2 is immediately followed by Z8, which is immediately followed by Z9.

<!-- [if !supportLists]-->V. Z3 is on Saturday. Z8 is not on the same day as Z10.

Which of the following events is scheduled on the last day?

Directions for questions: Read the information carefully and answer the questions given below.

B1, B2, B3, B4, B5, B6 and B7 are brothers. Two brothers had an argument and B1 said to B2, “you are as old as B3 was when I was twice as old as B4, and will be as old as B5 was when he was as old as B3 is now”. B2 said to B1, “You may be older than B6 but B7 is as old as I was when you were as old as B7 is, and B4 will be as old as B6 was when B6 will be as old as B7 is”.

Who is the eldest brother?

Who is the tallest?

Six friends Jyoti, Talwar, Rubi, Zahid, Victor and Samson live in the same building. The building has six different floors. Each of them belongs to different states viz., Delhi, Kerala, Manipur, Rajasthan, Tripura, Bihar & no two of them live in same states or floor.

<!-- [if !supportLists]-->I. One of the friends who live on the fourth floor saw Rubi going up the staircase.

<!-- [if !supportLists]-->II. Jyoti and Victor did not belong to Tripura.

<!-- [if !supportLists]-->III. Person who belongs to Kerala lives on the fourth floor.

<!-- [if !supportLists]-->IV. Samson belongs to Bihar. He didn’t live on the first floor.

<!-- [if !supportLists]-->V. Talwar lives on the sixth floor, but didn’t belong to Delhi.

<!-- [if !supportLists]-->VI.  <!--[endif]-->Person who belongs to Manipur lives on the second floor. Jyoti and Zahid did not belong to Manipur.

Talwar lives on which of the following floors?

Six friends Jyoti, Talwar, Rubi, Zahid, Victor and Samson live in the same building. The building has six different floors. Each of them belongs to different states viz., Delhi, Kerala, Manipur, Rajasthan, Tripura, Bihar & no two of them live in same states or floor.

<!-- [if !supportLists]-->I. One of the friends who live on the fourth floor saw Rubi going up the staircase.

<!-- [if !supportLists]-->II. Jyoti and Victor did not belong to Tripura.

<!-- [if !supportLists]-->III. Person who belongs to Kerala lives on the fourth floor.

<!-- [if !supportLists]-->IV. Samson belongs to Bihar. He didn’t live on the first floor.

<!-- [if !supportLists]-->V. Talwar lives on the sixth floor, but didn’t belong to Delhi.

<!-- [if !supportLists]-->VI.  <!--[endif]-->Person who belongs to Manipur lives on the second floor. Jyoti and Zahid did not belong to Manipur.

Which states does Rubi belong to?