For the following questions answer them individually
Name the chess champion against whom Viswananthan Anand lost in 2014 World Chess Championship.
B does 50% of a work in 20 days. C joins B and they together finish the remaining work in 4 days. C alone can do the whole work in days.
The loss in selling an article for Rs. 1235 was 5%. At what price should it be sold to get a profit of 10%?