Simplification problems
- 1. What is the value of [tan (90 ? A) + cot (90 ? A)]2/[2 sec2(90 ? 2A)] ?
Options- A. 0
- B. 1
- C. 2
- D. ? 1 Also asked in: Bank Exams
Correct Answer: 2
- 2. What is the value of {sin (90 ? x) cos [? ? (x ? y)]} + {cos (90 ? x) sin [? ? (y ? x)]}?
Options- A. -cos y
- B. -sin y
- C. cos x
- D. tan y Also asked in: Bank Exams
Correct Answer: -cos y
- 3. What is the value of 3.6×1.62+0.48×3.61.8×0.8+10.8×0.3-2.16 ?
Options- A. 2.4
- B. 2
- C. 4
- D. 3 Also asked in: Bank Exams
Correct Answer: 3
- 4. If 11+11+11+1x = 58 , then what is the value of x?
Options- A. 2
- B. 3
- C. 1
- D. 4 Also asked in: Bank Exams
Correct Answer: 2
- 5. If 1+121+141+161+181-131-151-17 = 1+ 1x , then what is the value of x?
Options- A. 6
- B. 8
- C. 5
- D. 7 Also asked in: Bank Exams
Correct Answer: 8
- 6. What is the value of 13×7+17×11+111×15+...+1899×903 ?
Options- A. 21/509
- B. 18/403
- C. 25/301
- D. 29/31 Also asked in: Bank Exams
Correct Answer: 25/301
- 7. What is the unit digit of 15+25+35+...+205 ?
Options- A. 0
- B. 5
- C. 2
- D. 4 Also asked in: Bank Exams
Correct Answer: 0
- 8. N is the smallest three digit prime number. When N is divided by 13, then what will be the remainder?
Options- A. 8
- B. 9
- C. 7
- D. 10 Also asked in: Bank Exams
Correct Answer: 10
- 9. p3 + q3 + r3 ? 3pqr = 4. If a = q + r, b = r + p and c = p + q, then what is the value of a3 + b3 + c3 ? 3abc?
Options- A. 4
- B. 8
- C. 2
- D. 12 Also asked in: Bank Exams
Correct Answer: 8
- 10. If ? and ? are the roots of the equation x2+ x ? 1 = 0 , then what is the equation whose roots are ?5 and ?5 ?
Options- A. x2 + 7x ? 1 = 0
- B. x2 ? 7x ? 1 = 0
- C. x2 ? 11x ? 1 = 0
- D. x2 + 11x ? 1 = 0 Also asked in: Bank Exams
Correct Answer: x2 + 11x ? 1 = 0
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