# Question: Babu's income is Tk.1000 more than that of Selim. Their total salary is Tk.x. What is Selim's salary?

1. a.
x/2 - 500
2. b.
(x + 1000)/2
3. c.
(2x - 500)/2
4. d.
2x - 1000
5. e.
None of these

# Question: Which of the following describes all values of x for which 1 - x2 ≥ 0?

1. a.

x ≥ 1

2. b.

x ≤ - 1

3. c.

0 ≤ x ≤ 1

4. d.

x ≤ - 1 or x ≥ 1

5. e.

- 1 ≤ x ≤ 1

# Question: Tapo earns Tk.5.00 for every hour he works. Last week he worked for x hours. He purchased y kg of rice. Price of per kg rice is Tk.12.00. He saved the remaining amount. Which expression below ahows his savings?

1. a.
Tk.(5.00x + 12x + 12.00y)
2. b.
Tk.(5x - 12.00y)
3. c.
Tk.5.00(x - y)
4. d.
Tk.7.00(x - y)
5. e.
None of these

1. a.
x > 4
2. b.
x < 5
3. c.
x > 5
4. d.
x < 3
5. e.
x > 3

1. a.
76.5
2. b.
77
3. c.
76.3
4. d.
75.3
5. e.
67.5

# Question: If 2x + 2y = 7z, then what is the average of x, y and z?

1. a.
1.5z
2. b.
3z
3. c.
2z + 1
4. d.
z/3
5. e.
None of these

1. a.
2
2. b.
4
3. c.
3
4. d.
5
5. e.
None of them

# Question: If 0 < a2 < b, which of the following statements is/are always true? i. a < b/a ii. a4 < a2b iii. a2/b < 1

1. a.

i only

2. b.

i and ii

3. c.

ii and iii

4. d.

i and iii

5. e.

i, ii and iii

# Question: (2uv)2 + (u2 - v2)2 =?

1. a.

2uv

2. b.

(u2 + v2)2

3. c.

u2 + v2

4. d.

(2uv)2 + (u2 + v2)2

1. a.

16

2. b.

18

3. c.

20

4. d.

8