# NCERT Solutions for Class 10 Maths Chapter 5 Exercise 5.1

NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.1 Arithmetic Progressions ( समांतर श्रेढ़ी ) PDF in Hindi Medium and English Medium or View in Video Format for CBSE, MP Board and UP Board students using NCERT Books for 2019-20 CBSE exams. Download Offline Apps as well as NCERT Solutions in PDF.

 Class 10: Maths – गणित Chapter 5: Arithmetic Progression (AP) Exercise 5.1

## NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.1

### Class 10 Maths Chapter 5 Exercise 5.1 AP Solutions in English

NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.1 Arithmetic Progressions in English medium free to download View in Video Format or digital contents for online use. Click here to move Class 10 Maths Chapter 5 for other exercises whether download or online study. CLICK HERE for Hindi Medium Solutions.      ### Class 10 Maths Chapter 5 Exercise 5.1 AP Solutions in Hindi

NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.1 समांतर श्रेढ़ी in HINDI MEDIUM online study View in Video Format or download. Click here to move Class 10 Maths Chapter 5 for other exercises whether download or online study. Go back to English Medium Solutions.      ### 10 Maths Chapter 5 Exercise 5.1 Sols in Video

NCERT Solutions for class 10 Maths Exercise 5.1 in video format with complete description.

#### Important Extra Questions on AP

1. Find 5th term of an A.P. whose nth term is 3n – 5. [Answer: 10]
2. Find the sum of first 10 even numbers. [Answer: 110]
3. Write the nth term of odd numbers. [Answer: 2n – 1]
4. Write the sum of first n natural numbers. [Answer: n(n + 1)/2]
5. Write the sum of first n even numbers. [Answer: n(n + 1)]
6. Find the nth term of the A.P.–10, – 15, –20, – 25… [Answer: – 5(n + 1)]
7. Write the common difference of an A.P. whose nth term is an = 3n + 7. [Answer: 3]
8. What will be the value of a8 – a4 for the following A.P. 4, 9, 14… 254. [Answer: 20]
10. Find the 20th term from the last term of the A.P. 3,8,13… 253. [Answer: 158]

###### Try These
1. Which term of the A.P. 5, 15, 25 …will be 130 more than its 31st term? [Answer: 44th]
2. The first term, common difference and last term of an A.P. are 12, 6 and 252 respectively, Find the sum of all terms of this A.P. [Answer: 5412]
3. Find the sum of first 15 multiples of 8. [Answer: 540]
4. Is the sequence formed in the following situations an AP.
• (i) Number of students left in the school auditorium from the total strength of 1000 students when they leave the auditorium in batches of 25.
• (ii) The amount of money in the account every year when ₹100 are deposited annually to accumulate at compound interest at 4% per annum. [Answer: (i) Yes, (ii) No]
5. Find the sum of even positive integers between 1 and 200. [Answer: 9900]
6. If 4m + 8, 2m² + 3m + 6, 3m² + 4m + 4 are three consecutive terms of an A.P. find m. [Answer: m = 0, 2]

## 1 thought on “NCERT Solutions for Class 10 Maths Chapter 5 Exercise 5.1”

1. Ankur says:

Very nice app