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- Question
- If P : Q = 7 : 5, then what is the value of (5P - 2Q) : (3P + 2Q)?
Options- A. 5/4
- B. 6/5
- C. 25/31
- D. 31/42
- Correct Answer
- 25/31
ExplanationGiven, P/Q = 7/5
? (5P - 2Q) / (3P + 2Q) = (5 x 7 - 2 x 5) / (3 x 7 + 2 x 5)
= (35 - 10) / (21 + 10)
= 25/31 - 1. Find out the wrong number in the given sequence of numbers. 36, 54, 18, 27, 9, 18.5, 4.5
Options- A. 4.5
- B. 18.5
- C. 54
- D. 18 Discuss
- 2. Select the odd number from the given alternatives.
Options- A. 49
- B. 25
- C. 8
- D. 36 Discuss
- 3. In an election between two candidates 70% of the voters cast their votes, out of which 2% of the votes were declared invalid. A candidate got 7203 votes which was 60% of the total valid votes. Find the total number of voters enrolled in that election.
Options- A. 18050
- B. 17500
- C. 17000
- D. 7203 Discuss
- 4. Nine years later, age of B will be equal to the present age of A. Sum of A's age 3 years later and B's age 4 years ago is 76. If C is half of the present age of B, then what will be C's age (in years) after 10 years?
Options- A. 32
- B. 36
- C. 27
- D. 31 Discuss
- 5. If a saree is sold for Rs 1900 the seller will face 5% loss, at what price (in Rs) should he sell the saree to gain 15% profit?
Options- A. 2200
- B. 2400
- C. 2500
- D. 2300 Discuss
- 6. What is the value of cosec -7?/6?
Options- A. -2
- B. 2
- C. 2/?3
- D. -2/?3 Discuss
- 7. A can do a work in 21 days and B in 42 days. If they work on it together for 7 days, then what fraction of work is left?
Options- A. 1/3
- B. 1/4
- C. 2/3
- D. 1/2 Discuss
- 8. A chord of a circle is equal to its radius. A tangent is drawn to the circle at an extremity of the chord. The angle between the tangent and the chord is
Options- A. 30°
- B. 45°
- C. 60°
- D. 75° Discuss
- 9. Find out the wrong number in the given sequence of numbers. 52, 51, 48, 43, 34, 27, 16
Options- A. 27
- B. 34
- C. 43
- D. 48 Discuss
- 10. Select the odd word from the given alternatives.
Options- A. Apple
- B. Mango
- C. Orange
- D. Almond Discuss
More questions
Correct Answer: 18.5
Explanation:
The terms are alternatively multiplied by 1.5 and divided by 3. However, 18.5 does not satisfy it.
Correct Answer: 8
Correct Answer: 17500
Explanation:
Let total number of votes enrolled = x
No. of voted cast = 70% of x = 0.7x
Valid votes = 98% of 0.7x
? 60% of total valid votes = 7203 = 60% of 98% of 0.7x
? 0.6 X 0.98 X 0.7x = 7203
? x = 7203 / (0.6 X 0.98 X 0.7)
? x = 17500
Correct Answer: 27
Correct Answer: 2300
Correct Answer: 2
Correct Answer: 1/2
Correct Answer: 30°
Correct Answer: 34
Explanation:
Subtract 1, 3, 5, 7, 9, 11 from successive numbers.
So, 34 is wrong.
Correct Answer: Almond
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