For the following questions answer them individually
Vikas covered a certain distance by bike. If he covers 40% of the distance at 40 km/h, 50% of the distance at 25 km/h and the remaining 10% distance at 10 km/h. Find his average speed over the whole distance.
Suman paid ₹9,600 in interest on a loan she obtained 5 years ago with a simple interest rate of 16%. What was the amount of the loan she had taken?
The following pie chart is represents the units of electricity sold to various categories in a month by an Electricity Supplier.
The central angle of the sector corresponding to supply for Industries is:
If $$x + \frac{1}{x}=-2$$, then the value of $$x^{17} + x^{-17} + x^{12} + x^{-12}$$? ($$x <Â 0$$)
A thief steals a bike at 12:30p.m. and drives it at 48km/h. But the theft is discovered after half an hour. The bike owner starts to chase him on another bike at 58km/h. The thief will be caught at ________.
$$triangle XYZ \sim \triangle GST$$ and XY : GS= 2:3, XV is the median to the side YZ, and GD is the median to the side ST. The value of $$(\frac{YV}{SD})^{2}$$ is _________.