# SCERT Kerala Class 10 Mathematics/ Arithmetic Sequences

**SCERT Kerala Class 10 Mathematics /Arithmetic Sequences is about the practice questions for Class 10 students. Here you can find out extra questions for practice from the Chapter Arithmetic sequences.**

**SCERT Kerala Class 10 Mathematics/ Arithmetic Sequences – Chapter 1Extra Questions for Practice / Model QuestionsFill in the blanks:**

- The n th term of the sequence is 4n. Find the 100th term of the sequence?
- What is the relation between a term and its position in the sequence 1, 4, 9, 16, ——–?
- What is the algebraic expression for the sequence 1, 3/2, 2, 5/2, 3, 7/2, ———–?
- A line joining two points on a circle divides the circle into ———- parts.
- A sequence got by starting with any number and adding a fixed number repeatedly is called an ———– sequence.
- Find the common difference of the sequence 4, 7, 10, ———–?
- Compute the 25th term of the sequence 19, 28, 37, ————-?
- Find the algebraic expression for the sequence 19, 28, 37, ————?
- The sum of any three consecutive natural numbers is ———– the middle number.
- The sum of five consecutive natural numbers is ———– times the middle number.
- The sum of first n even natural numbers is ———–
- Algebraic expression for the sequence of odd numbers is ——-
- The algebraic form of the arithmetic sequence 3, 10, 17, ———– is ———-
- Sum of first 100 natural numbers is ———–
- Even numbers are numbers divisible by ————-

**ANSWERS:**

- 400
- Each term is the square of its position.
- (n + 1)/2, for n = 1, 2, 3, ————–
- 2
- Arithmetic sequence
- 3
- 235
- 9n + 10
- Thrice
- 5
- n (n + 1)
- 2n – 1, n = 1, 2, 3, ———
- 7n – 4, n = 1, 2, 3, ——–
- 5050
- 2