A man travelled a distance of 50 km in 8 hours. He travelled partly on foot at 5 km/hr and partly on bicycle at 7 km/hr. What is the distance (in kms) travelled on foot?
1). 20
2). 25
3). 15
4). 30
1. Which one of the following is true for $0^{0} < \theta < 90^{0}$
2. What is the value of (tan30o + √3/2)?
5. Number of dimensions a line can have is
7. What is the simplified value of $\sqrt{\frac{1-sinA}{1+sinA}}$ ?
8. If $sin A + sin^{2} A$ = 1, then the value of $cos^{2}A +cos^{4}A$ is
9. What is the value of $Sin 30^{0} + Cos 30^{0}$?
10. If $tan2\theta. tan4\theta$ = 1, then the value of $tan3\theta$ is