Simplification problems
- 1. If a - b = 4 and ab = -3, then what is the value of a3- b3 ?
Options- A. 21
- B. 28
- C. 23
- D. -20 Also asked in: Bank Exams
Correct Answer: 28
- 2. The distance between the points (2, 7) and (k, -5) is 13. What is the value of k?
Options- A. -7
- B. 7
- C. 6
- D. -6 Also asked in: Bank Exams
Correct Answer: 7
- 3. What is the equation of the line perpendicular to the line 5x + 3y = 6 and having Y-intercept -3?
Options- A. 3x - 5y = 15
- B. 3x + 5y = 15
- C. 3x - 5y = -15
- D. 3x + 5y = -15 Also asked in: Bank Exams
Correct Answer: 3x - 5y = 15
- 4. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 2:5 and area of ?ADE is 8 cm sq, what is the area (in sq cm) of quadrilateral BDEC?
Options- A. 98
- B. 94
- C. 90
- D. 86 Also asked in: Bank Exams
Correct Answer: 90
- 5. What is the value of Sin 30- ?2 Cos 30
Options- A. (1 - ?6)/?2
- B. (1 - ?6)/2
- C. (3 - ?6)/2
- D. (3 - ?6)/?2 Also asked in: Bank Exams
Correct Answer: (1 - ?6)/2
- 6. ? XYZ is right angled at Y. If m ?Z = 60. What is the length (in cm) of YZ, if ZX = 9?3 cm?
Options- A. 3?3
- B. 3?3/2
- C. 9?3/2
- D. ?3 Also asked in: Bank Exams
Correct Answer: 9?3/2
- 7. If Sec ? = 13/12, then what is the value of Sin ??
Options- A. 5/13
- B. 12/5
- C. 12/13
- D. 5/12 Also asked in: Bank Exams
Correct Answer: 5/13
- 8. Calculate the value of 0.77777 + 0.7777 + 0.777 + 0.77 + 0.7 + 0.07.
Options- A. 3.86274
- B. 3.80247
- C. 3.85274
- D. 3.87247 Also asked in: Bank Exams
Correct Answer: 3.87247
- 9. A crate of egg holds one rotten egg out of every 25 egg in it. If 5 out of 8 rotten eggs are unusable and there are total 10 unusable eggs in the crate,then calculate the number of eggs in the crate.
Options- A. 380
- B. 400
- C. 420
- D. 440 Also asked in: Bank Exams
Correct Answer: 400
- 10. What is the area (in square units) of the figure enclosed by the x-axis, the y-axis and the line x + 2y = 6 ?
Options- A. 3
- B. 6
- C. 9
- D. 12 Also asked in: Bank Exams
Correct Answer: 9
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