What is the value of sin 330°?
1). 2
2). $\frac{2}{√3}$
3). √2
4). $\frac{-1}{2}$
If 2x + 2(4 + 3x) < 2 + 3x > 2x + $\frac{x}{2}$; then x can take which of the following values?
1). -3
2). 1
3). 0
4). -1
A trader had 6 quintals of wheat. He sold a part of it at 7% profit and the rest at 17% profit, so that he made a total profit of 11%. How much wheat did he
sell at 17% profit?
1). 360 kg
2). 240 kg
3). 120 kg
4). 480 kg
First country to appoint Lokpal or equivalent to a Lokpal is ________.
1). Brazil
2). Burma
3). Sweden
4). India
A student multiplied a number by $\frac{4}{7}$ instead of$\frac{7}{4}$. What is the percentage error in the calculation?
1). 206.25 percent
2). 67.35 percent
3). 33.67 percent
4). 103.13 percent