1-5. Odsville has five firms – Alfloo, Bzygoo, Czechy, Drjbna and Elavalaki. Each of these firms was founded in some year and also closed down a few years later. Each firm raised Rs. 1 crore in its first and last year of existence. The amount each firm raised every year increased until it reached a maximum, and then decreased until the firm closed down. No firm raised the same amount of money in two consecutive years. Each annual increase and decrease was either by Rs. 1 crore or by Rs. 2 crores. The table below provides partial information about the five firms

Q1. For which firm(s) can the amounts raised by them be concluded with certainty in each year?

1. Only Drjbna

2. Only Czechy and Drjbna
3. Only Czechy
4. Only Bzygoo and Czechy and Drjbna

EXPLANATION

Ans 2

Q2. What best can be concluded about the total amount of money raised in 2015?

1. It is either Rs. 7 crores or Rs. 8 crores.

2. It is either Rs. 7 crores or Rs. 8 crores or Rs. 9 crores.
3. It is either Rs. 8 crores or Rs. 9 crores.
4. It is exactly Rs. 8 crores.

EXPLANATION

Ans 1

Q3. What is the largest possible total amount of money (in Rs. crores) that could have been raised in 2013?

EXPLANATION

Ans 17

Q4. If Elavalaki raised Rs. 3 crores in 2013, then what is the smallest possible total amount of money (in Rs. crores) that could have been raised by all the companies in 2012?

1. 12

2. 11
3. 9
4. 10

EXPLANATION

Ans 2

Q5 If the total amount of money raised in 2014 is Rs. 12 crores, then which of the following is not possible?

1. Alfloo raised the same amount of money as Drjbna in 2013.

2. Bzygoo raised more money than Elavalaki in 2014.
3. Bzygoo raised the same amount of money as Elavalaki in 2013.
4. Alfloo raised the same amount of money as Bzygoo in 2014.