For the following questions answer them individually
The sum of the cost prices of A and B is ₹1200. The sum of the selling prices of A and B is ₹1390. If the profits earned on A and B are 10% and 20% respectively, then what is the ratio of the cost prices of A and B?
The Pie chart given below presents the expenses incurred by different departments of a company. Each expense is shown as a percentage of the total expenditure of the company.
The central angles shown in Pie chart are not as per any chosen scale
What is the difference between the central angles subtended by the segments D2 and D3?
The average of a and b is 10, average of b and c is 12 and average of c and a is 15. What is the average of a, b and c?
A sum is invested at simple interest. If the rate of interest is 20% per annum, then in how much time will it become double of itself?