Orbital period of Halley's comet is ___ years.
View Answer Report Error Discuss
A balloon is connected to a meteorological station by a cable of length 130 m, inclined at 60 deg to the horizontal. Find the height of the balloon from the ground. Assume that there is no slack in cable.
Given that (a2 + b2) = 60, then find the value of (a + b)2 + (a - b)2 ?
Which one reveals, more appropriately, functioning of the heart?
In a factory, 60 workers can stitch 120 m of clothes in 7 days, what length of clothes can be stitched by 70 workers in 5 days?
Who is number 1 in the Forbes 2016 ranking of World's billionaires?
Golconda Fort was built during ___.
The mean of 20 observations is 19. One more observation is included and the new mean becomes 20. The 21st observation is