For the following questions answer them individually
Abu's watch is showing time as 4:50, where minute hand points north west. Which side will hour hand point?
A house worth Rs.150000 is sold by X to Y at 5% profit. If Y sells the house back to X at 2% loss, then in the entire transaction:
If $$a + b + c = 0$$ then find value of $$\frac{(b + c)^2}{bc} + \frac{(c + a)^2}{ca} + \frac{(a + b)^2}{ab}$$.
The area of a rectangle is 9/20 times the area of a square. If the length and breadth of the rectangle are in the ratio 5 : 4, then find the ratio of perimeters of rectangle and square.
P completes 80% of a certain work in 20 days. Then with the help of Q, he is able to finish it in 3 more days. How many days will Q take to finish the work, if he works alone?
A boy was asked to write the value of $$(2)^5 \times (8)^2$$. He wrote it as 2582. Find the difference between the obtained and the actual value.
