plz provide complete solutions both questions thanks

8. Adding compounding intervals in a year refers to which concept? What impact will be on future / present value if intervals are added in the calculation? (Mark-1) Page 3 of 7 9. At an inflation rate of 8.5 percent, the purchasing power of Rs. 1 would be cut in half in Percent. 8.04 years. How long to the nearest year would it take the purchasing power of Rs.1 to be cut in half if the inflation rate were only 5 percent? (Mark-1)