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- Question
- What is a two-digit number?
I. The difference between the two-digit number and the number formed by interchanging the digits is 27.
II. The difference between the two digits is 3.
III. The digit at unit's place is less than that at ten's place by 3.
Options- A. Only I and II
- B. Only I and either II or III
- C. Only I and III
- D. All I, II and III
- Correct Answer
-
ExplanationAs per given all statements , we can see that
Let, the two-digit number be 10x + y.
I. ? | 10x + y ? 10y ? x | = 27 ? |x ? y | = 3
II. ? |x ? y | = 3
III. ? x ? y = 3
All the given informations are not sufficient so answer can not be determined .
Here, by taking any two of three , the values of x and y cannot be determined. So, choice ( E ) is the correct answer. - 1. What is the number of women working in the Marketing department?
Options- A. 41
- B. 34
- C. 46
- D. 39 Discuss
- 2. In 2002?03 the income of Company Y was $ 128 billion. What was its expenditure in that year?
Options- A. $ 76.8 billion
- B. $ 64 billion
- C. $ 48 billion
- D. Cannot be determined Discuss
- 3. What is the ratio of the number of boys to the number of girls speaking both the languages?
Options- A. 23 : 25
- B. 12 : 25
- C. 12 : 13
- D. 25 : 13 Discuss
- 4. From State B, which post had the highest % of candidates short listed?
Options- A. V
- B. IV
- C. VI
- D. II Discuss
- 5. Total increase in taxation was how much percent between the years 2004-05 and 2005-06?
Options- A. 37.3%
- B. 35.4%
- C. 38.5%
- D. 36.6% Discuss
- 6. What is the ratio of the total number of candidates short listed for post V to that for post VI from all states together?
Options- A. 6 : 7
- B. 55 : 96
- C. 165 : 278
- D. 16 : 25 Discuss
- 7. The number of students of College B in year 2008 is what percent of the total students of College B in all the years together? (Round off to two digits after decimal)
Options- A. 20.61
- B. 23.79
- C. 21.79
- D. 17.29 Discuss
- 8. In which of the following schools, percentage increase in the number of students from the year 1990 to 1995 is maximum?
Options- A. A
- B. B
- C. C
- D. D Discuss
- 9. For which of the following years the % of rise/fall in production from the previous year the maximum for company B?
Options- A. 1992
- B. 1993
- C. 1994
- D. 1995 Discuss
- 10. Cars of which color are 20% less popular than white colored cars?
Options- A. Black
- B. Golden
- C. Red
- D. Blue Discuss
More questions
Correct Answer: 39
Explanation:
Correct Answer:
Explanation:
Correct Answer: 12 : 13
Explanation:
Correct Answer: VI
Explanation:
As per given table , we can see that
From State B, post VI has the highest percentage of candidates short listed .
Required answer will be post VI .
Correct Answer: 37.3%
Explanation:
Percentage of total increase = (1730 - 1260)/ 1260 x 100 = 470 x 100/ 1260 = 37.3%
Correct Answer: 165 : 278
Explanation:
Correct Answer: 21.79
Explanation:
Correct Answer: B
Explanation:
Correct Answer: 1993
Explanation:
Correct Answer: Golden
Explanation:
From above given chart ,
selling of white colours' cars = 26%
Since Cars of golden colour are 20% less popular than white coloured cars.
Required answer = 26 - 20 = 6%
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