For the following questions answer them individually
A sum of ₹1000 is invested on compound interest (compounding annually) for three years. If the rate of interest is 10% per annum for the first two years and 50% per annum for the third year, then what will be the interest?
E, F and G together can complete a work in 12 days. If E and F together can complete the same work in 30 days, then in how many days can G alone complete the same work?
What is the ratio of the mean proportional between 24 and 150 and the third proportional between 12 and $$6\sqrt5$$ ?
The Bar graph given below presents the number of books sold by a bookseller during different months of a year.
The number of books sold in month M8 is how much more than the average number of books sold per month?
Vishal alone can complete $$\frac{1}{3}$$ part of a work in 60 days and Ashok alone can complete $$\frac{1}{4}$$ part of the same work in 30 days. In how many days Vishal and Ashok together can complete the same work?