(nth Term of an arithmetic progression / AP)

* To get the solutions of Questions 1 - 10 please click here*: Class X Arithmetic Progressions - Solutions of Cbse Ncert Maths Textbook Exercise 5.2 - nth term of an AP (Q.1 - 10)

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18: The sum of the 4th and 8th terms of an AP is 24 and the sum of 6th and 10th terms is 44. Find the first three terms of the AP.

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

20: Ramkali saved Rs 5 in the first week of a year and then increased her weekly savings by Rs 1.75. If in the nth week, her weekly savings become Rs 20.75, find n.

11: Which term of the AP (Arithmetic Progression): 3, 15, 27, 39, . . . . will be 132 more than its 54th term ?

12: Two APs have the same common difference. The difference between their 100th terms is 100, what is the difference between their 1000th terms.

13: How many three digit numbers are divisible by 7 ?

14: How many multiples of 4 lie between 10 & 250 ?

15: For what value of n, are the nth terms of two APs: 63, 65, 67, . . . . and 3, 10, 17, . . . . equal ?

16: Determine the AP whose 3rd term is 16 and 7th term exceeds the 5th term by 12.

17: Find the 20th term from the last term of the AP: 3, 8, 13, . . . . , 253.