If tanA tanB = X, then the value of X is
1). $\frac{(tanA + tanB)}{(1 - tanAtanB)}$
2). $\frac{(tanA + tanB)}{(1 + tanAtanB)}$
3). $\frac{(tanA - tanB)}{(1 - tanAtanB)}$
4). $\frac{(tanA - tanB)}{(1 + tanAtanB)}$
To cover a distance of 216 km in 3.2 hours, what should be the average speed of the car in meters/second?
1). 67.5 m/s
2). 33.75 m/s
3). 37.5 m/s
4). 18.75 m/s
Which of the following equations has equal roots?
1). $3x^{2}$ - 6x + 2 = 0
2). $3x^{2}$ - 6x + 3 = 0
3). $x^{2}$ - 8x + 8 = 0
4). $4x^{2}$ - 8x + 2 = 0
Find out the odd word/letters/number/number pair from the given alternatives.
1). 358
2). 853
3). 538
4). 240
Find out the odd word/letters/number/number pair from the given alternatives.
1). 286
2). 374
3). 143
4). 279