R S Aggarwal and Veena Aggarwal Solutions for Exercise 5: MULTIPLE-CHOICE QUESTIONS (MCQ)

The $7^{\mathrm{th}}$ term of an A.P. is $-1$ and its $16$ term is $17$. Then, the $n^{\mathrm{th}}$ term of A.P. is 

The $5^{\mathrm{th}}$ term of an $\mathrm{A}.\mathrm{P}.$ is $- 3$ and its common difference is $- 4$. The sum of its first $10$ terms is 

How many two-digit numbers are divisible by $3$?

How many three-digit numbers are divisible by $9$?

Which term of the $AP$ $72, 63, 54,....$ is $0$ ?

The $2^{nd}$ term of an $AP$ is $13$ and its $5^{th}$ term is $25$. What is its ${17}^{th}$ term?

The ${17}^{th}$ term of an $AP$ exceeds its ${10}^{th}$ term by $21$. The common difference of the $AP$ is 

The $8^{\mathrm{th}}$ term of an $\mathrm{AP}$ is $17$ and its ${14}^{\mathrm{th}}$ term is $29$. The common difference of the $\mathrm{AP}$ is