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

1. A 0 ≤ x ≤ 1
2. B x ≤ - 1
3. C x ≤ - 1 or x ≥ 1
4. D x ≥ 1

Rahim, Karim and James paid a total of Tk. 45 for their dinner at a restaurant. If Rahim paid of the total amount, Karim paid Tk.17 and James paid the rest then what fraction of the total amount did james pay?

1. A 1
2. B 14
3. C 2
4. D 7

Barkat/Murad bought equal numbers of 20-paisa and 30-paisa stamps. If the total cost of the stamps was Tk.10.00, what was the total number of stamps bought?

1. A 25
2. B 34
3. C 40
4. D 46

A dealer had 24 mobile phones. He sold some of them at a profit of Tk.950 each and he sold the rest at a loss of Tk.500 each. If his total profit was Tk.9750, how many phones did he sell at a loss?

1. A 10
2. B 15
3. C 6
4. D 9

2/(a - b) - 5/(b - a) =?

1. A -10/(2ab -a - b)
2. B -3/(a - b)
3. C -7/(a - b)
4. D -7/(b - a)

If x = 4, then (x2 + x1/2) =?

1. A 16
2. B 18
3. C 20
4. D 8

If (X + Y) = 9 and X/Y = 2, then X is equal to:

1. A 3
2. B 4
3. C 5
4. D 6

In the expression of (x - y)3, the coefficient of y2 is:

1. A -3a2
2. B 1
3. C 3
4. D 3a

Last season, Ellen and Janet together won 32 tennis matches. Ellen won 6 more matches than Janet. How many matches did Ellen win?

1. A 13
2. B 16
3. C 19
4. D 25

What is the value of t2 + 2t + 1t + 1 × n2 + nn3 + 2n2 + n =?

1. A (t + 1)/(n + 1)
2. B (t + 1)/(n - 1)
3. C t/n
4. D t2/n

If Tk./$ = 68 and Tk./£ = 102, then cross rate of £/$ is equal to:

1. A 2/3
2. B 3/2
3. C 5/2
4. D 5/3

8 is added to x. The sum is multiplied by 3. The product is devided by 2. Then 7 is subtracted from the quotient. The remainder is 50. Therefore x is--

1. A 20
2. B 30
3. C 35
4. D 40