Officer (Cash)-2018 [MCQ]

46. The roots of the equation 9x^2 - bx + 81 =0 will be equal, if the value of b is

[Officer (Cash)-2018 [MCQ] : 2018]

1. +9

2. +18

3. 27

4. 354

Answer

47. Consider that w+x=-4, x + y = 25 and y + W = 15. Then the average of w, x, y is—

[Officer (Cash)-2018 [MCQ] : 2018]

1. 3

2. 4

3. 5

4. 6

Answer

48. What is the original price of a T-shirt, if the sale price after 15% discount is 272?

[Officer (Cash)-2018 [MCQ] : 2018]

1. 300

2. 280

3. 320

4. 314

Answer

49. Tk. 500 is deposited in a savings account which pays 7% annual interest compounded semi-annually. To the nearest Taka, how much is in the account at the end of the year?

[Officer (Cash)-2018 [MCQ] : 2018]

1. 542

2. 536

3. 512

4. 524

Answer

50. Iflogx 1/4= -2, the x= ?

[Officer (Cash)-2018 [MCQ] : 2018]

1. -½

2. 1/2

3. 2

4. 3

Answer

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