Reasoning Quiz (29 Mar - 4 April)
Directions (1-5): Each of the following questions below consists a question and two statements numbered I and II given below it. You have to decide if the data provided in the statements are sufficient to answer the question. Read both statements and:
Give answer (1) if the data in statements I alone is sufficient to answer the question while the data in statement II is not sufficient to answer the question.
Give answer (2) if the data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.
Give answer (3) if the data either in statement I alone or in statement II alone is sufficient to answer the question.
Give answer (4) if the data in both the statements I and II are not sufficient to answer the question.
Give answer (5) if the data in both the statements I and II together are necessary to answer the question.
1. How is ‘cricket’ written in a code language?
I. ‘Dinesh play cricket’ is written as ‘do si ha’.
II. ‘play cricket now’ is written as ‘ha si ma’.
2. Who is the oldest among L, M, N, O,P?
I. P is older than M and N but not O.
II. L is older than O.
3. When is Rahul’s birthday?
I. Rahul and Shivani are twins.
II. Rahul was born on the last day of February in a leap year.
4. What is the strength of the class?
I. Shekhar stood 28 ranks below the top ranker and Mahesh who stood 5 ranks below him stood last.
II. Jayesh was 9 ranks below Ramesh who stood 27th from the top.
5. How far does Shruti live from the school?
I. Shruti has to cycle 3 kms. To her friend Mina’s house which is 4 kms. From thee school.
II. Gitanjali lives exactly opposite the school and walks 2 kms. to reach Shruti’s house
6. If all the letters in the word MERCIFUL are rearranged in alphabetical order and substituted by the alphabet preceding them in the English alphabet what will be the new arrangement of letters?
(1) BDHEKLQT
(2) BDEHKLQT
(3) BDEHLKQT
(4) BDEJMLQT
(5) None of these
7. Out of 38 families in a housing society 5 subscribe to Hindi news-papers alone, 12 subscribe to both Hindi and Marathi newspapers. Find the number of Maranthi news-paper subscribers.
(1) 9
(2) 21
(3) 17
(4) Cannot be determined
(5) None of these
8. An ingredient in coffee, known as RTC, has been found to inactivate common cold viruses in experiments. In previous experiments, researchers found that inactivated common cold viruses can convert healthy cells into cancer cells. It can be concluded that the use of coffee can cause cancer.
Which one of the following, if true, most seriously weakens the argument?
A. Several teams of scientists performed the various experiments, and all of the teams had similar results.
B. The carcinogenic effect of RTC could be neutralized by the other ingredients found in coffee.
C. When RTC kills common cold viruses it weakens the immune system, and it might thus diminish the body's ability to fight other viruses, including viruses linked to cancers.
D. If chemists modify the structure of RTC, RTC can be safely incorporated into medications to prevent the common cold.
E. To lessen the undesirable side effects of chemotherapy, the use of coffee has been recommended for cancer patients who are free of the common cold virus.
Ans : B
9. Jack Bygrave is an executive at a major South African diamond company that produces 2% of the world's total annual diamond production. The CFO is anxious to maximize revenues and increase sales. Bygrave, however, believes that increased production would only drive down the world price of diamonds and lower revenues.
Which of the following represents the logical flaw in Bygrave's reasoning?
A. Jack connects the price of unrefined diamonds and the price of jewelry-quality diamonds.
B. He assumes that production goals are similar to financial goals.
C. He assumes that the supply produced by a single company can significantly alter the aggregate supply for the market.
D. He assumes that seasonal and long term supply are proportional.
E. He correlates long-term and short-term demand.
Ans : C
10. The crux of creativity resides in the ability to manufacture variations on a theme. If we look at the history of science, for instance, we see that every idea is built upon a thousand related ideas. Careful analysis leads us to understand that what we choose to call a new theme or a new discovery is itself always and without exception some sort of variation, on a deep level, of previous themes.
If all of the statements in the passage are true, each of the following must also be true EXCEPT:
A. A lack of ability to manufacture a variation on a previous theme connotes a lack of creativity
B. No scientific idea is entirely independent of all other ideas.
C. Careful analysis of a specific variation can reveal previous themes of which it is a variation.
D. All great scientific discoverers have been able to manufacture a variation on a theme.
E. Some new scientific discoveries do not represent, on a deep level, a variation on previous themes.
Ans : E