Question

In which of the following situationso does the list of numbers involved to make an AP? If yes, give reason.
(i) The cost of digging a well after every metre of digging, when it costs Rs150 for the first metre and rises by Rs50 for each subsequent metre.
(ii) The amount of money in the account every year, when Rs10,000 is deposited at simple interest at 8% per annum.

Answer 1

The numbers involved are 150, 200, 250, 300, ...