Discussion
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- Question
If one more cobbler is hired the output of a shoe making unit will increase from 50 pairs of shoes to 55 pairs per day, but then the shoe making unit will have to reduce the price of a pair of shoes from Rs 3200 to Rs 3000 per pair to sell the additional output, the marginal revenue product of the last cobbler is
Options- A. Rs 1000
- B. Rs 5000
- C. Rs 4000
- D. Rs 200
- Correct Answer
- Rs 5000
- 1. 6.651 - (148.6 - x ) - 57.22 = 6.098. Find x.
Options- A. 205.267
- B. 90.827
- C. -91.933
- D. 218.569 Discuss
- 2. Reflection of the point (2,7) in the yaxis is
Options- A. (2,7)
- B. (-2,-7)
- C. (-7,2)
- D. (7,2) Discuss
- 3. The two roots of a quadratic equation are given as x = 1/7 and x = -1/8 . The equation can be written as:
Options- A. (7x ? 1)(8x ? 1) = 0
- B. (7x ? 1)(8x + 1) = 0
- C. (7x + 1)(8x ? 1) = 0
- D. (7x + 1)(8x + 1) = 0 Discuss
- 4. The zeros of the cubic polynomial 2x3-x2-2x+1 are a, b and c respectively. Find a+b+c :
Options- A. -1
- B. 2
- C. 1
- D. none Discuss
- 5. Solve the following equation to find x: (x ? 2)2 ? 36 = 0 : x?N
Options- A. 4
- B. 8
- C. -4
- D. -8 Discuss
- 6. Coefficient of x in (x + 9)(8 - 5x) is
Options- A. 37
- B. -53
- C. -37
- D. 53 Discuss
- 7. If x - y = -9 and xy = -20, then find x2 + y2 ?
Options- A. 61
- B. 41
- C. 81
- D. 51 Discuss
- 8. If 4x - 5(2x - 1) > 2x + 3 > 2 - 3x; then x can take which of the following values?
Options- A. 1
- B. 0
- C. 2
- D. 3 Discuss
- 9. What is the value of (4a2 - 9b2 )/(2a + 3b) is
Options- A. 2a - 3b
- B. 2a + 3b
- C. 2a
- D. 3b Discuss
- 10. Given: 6x + 2(6-x) > 2x -2 < 5x/2 - 3x/4; then x can take which of the following values?
Options- A. 9
- B. -8
- C. 5
- D. -9 Discuss
Simplification problems
Search Results
Correct Answer: 205.267
Correct Answer: (-2,-7)
Correct Answer: (7x ? 1)(8x + 1) = 0
Correct Answer: none
Correct Answer: 8
Correct Answer: -37
Correct Answer: 41
Correct Answer: 0
Correct Answer: 2a - 3b
Correct Answer: 5
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