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- Question
- What is the area of the isosceles triangle?
I. Perimeter of the triangle is 14 m.
II. Base of the triangle is 14 m.
III. Height of the triangle is 5 m.
Options- A. I and II only
- B. II and III only
- C. I and II only or, II and III only
- D. I and III only
- Correct Answer
- II and III only
Explanation
- 1. What is the speed of the train 'A'?
I. Train A crosses 200-metre-long train B running in opposite direction in 20 seconds.
II. Speed of the train B is 60 Km/h.
III. Length of train A is twice that of train B.
Options- A. I and II only
- B. II and III only
- C. I and III only
- D. All, I II and III Discuss
- 2. What is the present age of Subir?
I. The present age of Subir is half that of his father.
II. After 5 years the ratio of Subir's age to his father'swill be 6 : 11.
III. Subir is 5 years younger than his brother.
Options- A. Only I and II
- B. Only I and III
- C. Only II and III
- D. All I, II and III Discuss
- 3. What is the rate of interest p.c.p.a.?
I. The amount doubles itself in 5 years on simple interest.
II. Difference between the compound interest and the simple interest earned on this amount in two years is $400.
III. Simple interest earned per annum is $2000.
Options- A. Only I
- B. Only II and III
- C. Any two of the three
- D. All I, II and III Discuss
- 4. What is the cost of flooring a rectangular hall?
I. Perimeter of the hall is 76 m
II. Area of the hall is 336 m 2.
III. Cost of flooring per square metre is $550.
Options- A. I and III only
- B. II and III only
- C. Any two of the three
- D. All I, II and III Discuss
- 5. What was the amount of profit earned?
I. 10% discount was offered on the labelled price.
II. Had there been not discount, profit would have been 30%
III. Selling price was more than the cost price by 20%
Options- A. I and either II or III
- B. Any two of the three
- C. All I, II and III
- D. Either I or II and III Discuss
- 6. Who earns most among M, N, P, Q and R?
I. M earns less than P but not less than R.
II. Q earns more than M but not equal to N.
III. N earns more than M and R.
Options- A. Question cannot be answered even within formation in all three statements
- B. I and II only
- C. Only I and II or only I and III
- D. Only I and III Discuss
- 7. The cost of carpeting a rectangular hall will be how much?
I. Perimeter of a rectangle is 60 m.
II. Angle between width and hypotenuse is 60°.
III. The cost of carpeting the surface floor is $125 per m 2.
Options- A. Only I and II
- B. Only II and III
- C. Only I and III or only II and III
- D. Question cannot be answered even within formation in all three. Discuss
- 8. What is Sudha's present salary?
I. The salary increases every year by 15%
II. Her salary at the time of joining was $10000.
III. She had joined exactly 5 years ago.
Options- A. II and III only
- B. I and II only
- C. All I, II and III
- D. I and III only Discuss
- 9. How many students are there in all in the institute of Arts, Commerce and Science?
I. 20% of the students study Science.
II. The numbers of students studying Arts and Commerce are in the ratio of 3 : 5.
III. The number of students studying Commerce is more than that studying Science by 375.
Options- A. II and III only
- B. III and either I or II only
- C. Any two of the three
- D. All I, II and III Discuss
- 10. In how many days can a work be completed by A and B together?
I. A alone can complete the work in 8 days.
II. If A alone works for 5 days and B alone works for 6 days, the work gets completed.
III. B alone can complete the work in 16 days.
Options- A. Any two of the three
- B. II and either I or II
- C. I and II only
- D. II and III only Discuss
Data Sufficiency problems
Search Results
Correct Answer: All, I II and III
Explanation:
Correct Answer: Only I and II
Explanation:
Correct Answer:
Explanation:
Correct Answer: II and III only
Explanation:
From above given statement , we can see that
I. Perimeter of the rectangular hall = 2 ( length + breadth ) = 76 m
? 2 ( L + B ) = 76
? L+ B = 38
II. Area of the hall = 336 m2
? length x breadth = 336 m2
III. Cost of flooring per square metre = $550.
Combining (II) and (III),
Total cost = Area of the hall x Cost of flooring per square metre
= 336 × 550 = $184800.
Correct Answer:
Explanation:
None of the statements give the amount of labelled price or SP. So, even by combining all the statements together, question cannot be answered.
Hence ,we cannot find the amount of profit earned because all the above given information are not sufficient .
Correct Answer: Question cannot be answered even within formation in all three statements
Explanation:
Correct Answer:
Explanation:
Correct Answer: All I, II and III
Explanation:
Correct Answer: All I, II and III
Explanation:
As per given above statements , we can see that
I. % of the students study Science = 20%
II. The ratio of numbers of students studying Arts and Commerce = 3 : 5.
III. The number of students studying Commerce is more than that studying Science by 375.
From above it is clear that Statements I and II give the percentage number I of students studying in different disciplines. Combining this with (iii), the total number of students can be determined.
Correct Answer: Any two of the three
Explanation:
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