- A38 terms, sum = 6973
- B38 terms, sum = 6650
- C37 terms, sum = 6790
- D39 terms, sum = 7150
Step-by-Step Solution
.
Answer: A) 38 terms, sum = 6973
The first and last terms of an AP are 17 and 350 respectively.
If the common difference is 9, how many terms are there, and what is their sum?
Choose the correct pair.
Class 10Sum of n Terms of an APAlgebra — Sequences
Master this chapter in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Sum of n Terms of an AP practice questions
More Class 10 Sum of n Terms of an AP practice
How many terms of the AP 3, 5, 7, 9, ... add up to give a sum of 120?The AP 1.5, 2.9, 4.3, 5.7, ... is given. Find the sum of its first 12 terms.An AP has first term 3/4 and common difference 5/4 . Find the sum of its first 16 terms.How many terms of the AP 11, 17, 23, 29, ... add up to 700?Can the sum of the first n terms of the AP 8, 13, 18, 23, ... ever be exactly 100?