Choose the correct choice in the following and justify: the $11^{th}$ term of the $AP: -3, -\frac{1}{2}, 2, \ldots$ is

Subba Rao started work in $1995$ at an annual salary of ₹ $5000$ and received an increment of ₹ $200$ each year. In which year did his income reach ₹ $7000$?

The sum of the third and the seventh terms of an $AP$ is $6$ and their product is $8$. Find the sum of the first sixteen terms of the $AP$.

In which of the following situations,does the list of numbers involved make an arithmetic progression,and why? The amount of money in the account every year,when ₹ $10000$ is deposited at compound interest at $8 \%$ per annum.

$1^{2}, 5^{2}, 7^{2}, 73, \ldots$ are $APs$? If they form an $AP,$ find the common difference $d$ and write three more terms.

Write the first four terms of the $AP,$ when the first term $a$ and the common difference $d$ are given as follows: $a = -2, d = 0.$