For the following questions answer them individually
If a sum is invested at simple interest, then it becomes 3/2 of itself in 4 years. What is the annual rate of interest?
A certain amount of money is divided among A, B and C is in the ratio of 3 : 2 : 5. How much money will C get out of Rs 126?
The given table shows the data regarding the number of medals won by four different countries in Asian games in the year 2016. The ratio of number of silver medals won by China to the number of gold medals won by India is:
A number is increased by 20% and then the increased number is decreased by 20%. The net increased or decreased is :
B and C can complete a work alone in 10 days and 30 days respectively. They began the work together but B left the work after some days and C completed the remaining work in 10 days. After how many days from the beginning B left the work?
After working for 20 days, Shikha finds that only 20 percent of the work is done. She employs Tina who is 100 percent more efficient than Shikha. In how many days Tina alone can complete the whole work?
A bus travels 60 km in first hour, 40 km in second hour and 50 km in third hour. What is the average speed of the bus?
In what ratio sugar of Rs. 30 per kg should be mixed with sugar of Rs. 40 per kg so that the mixture is worth Rs. 37 per kg?
What is the value of $$\frac{91 + 13 \ of \ (45 \div 21 \times 14 \div 5) - 22 \times 4}{(42 \times 21 \div 168 \times 2) - (66 \ of \ 15\div 90)}$$?