Discussion
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- Question
What is the reflection of the point (6, -3) in the line y = 2?
Options- A. (-2 , -3)
- B. (6 , 7)
- C. (-6 , 7)
- D. (-2 , 3)
- Correct Answer
- (6 , 7)
- 1. The simple and compound interest that can be earned in two years at the same rate is Rs 4000 and Rs 4180 respectively. What is the rate (percent per annum) of interest?
Options- A. 18
- B. 4.5
- C. 9
- D. 12 Discuss
- 2. What is the value of 1sin490-?+1cos290-? - 1 ?
Options- A. tan2? sec2?
- B. sec4?
- C. tan4?
- D. tan2? sin2? Discuss
- 3. In 2 years at simple interest the principal increases by 8%. What will be the compound interest earned (in Rs) on Rs 10 lakhs in 2 years at the same rate?
Options- A. 86000
- B. 81600
- C. 90000
- D. 94000 Discuss
- 4. 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 Discuss
- 5. What is the rate of interest (in %) if simple interest earned on a certain sum for the 3 years is Rs 6,000 and compound interest earned for 2 years is Rs 4,160?
Options- A. 9
- B. 8
- C. 12
- D. 6 Discuss
- 6. 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 Discuss
- 7. What is the rate of interest if simple interest earned on a certain sum for the 3rd year is Rs 1,750 and compound interest earned for 2 years is Rs 3622.5?
Options- A. 8
- B. 9
- C. 10
- D. 7 Discuss
- 8. 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 Discuss
- 9. Simple interest on a certain sum of money for 3 years at 14% per annum is half the compound interest on Rs. 10000 for 2 years at 10% per annum. The sum placed on simple interest is
Options- A. Rs 5000
- B. Rs 1250
- C. Rs 2000
- D. Rs 2500 Discuss
- 10. If 11+11+11+1x = 58 , then what is the value of x?
Options- A. 2
- B. 3
- C. 1
- D. 4 Discuss
More questions
Correct Answer: 9
Correct Answer: tan2? sec2?
Correct Answer: 81600
Correct Answer: 2
Correct Answer: 8
Correct Answer: -cos y
Correct Answer: 7
Correct Answer: 3
Correct Answer: Rs 2500
Correct Answer: 2
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