A wholesaler sells a good to a retailer at a profit of 5% and the retailer sells it to a customer at a profit of 10%. If the customer pays Rs. 2,000, what had it cost (in Rs) the wholesaler?
The average marks of 40 students in an examination was 34. It was later found that the marks of one student had been wrongly entered as 62 instead of 26. what is the correct average?
Which of the statements given below are correct? 1. The author of the novel 'Air' is Geoff Ryman. 2. The author of the novel 'Ulysses' is James Joyce. 3. The author of the novel 'The Great Gatsby' is F. Scott Fitzgerald.