WebHow many terms of the series 54,51,48,...... be taken so that their sum is 513? A 18 B 19 C 20 D A and B Medium Solution Verified by Toppr Correct option is D) Given series is … Web>> Sum of an AP >> How many terms of the series 54, 51, 48, Question . 48 be taken so that their Tupe ION RIDING THE NUMBER OF TERMS IRAILA EXAMPLE 11 How many terms of the series 54. 51, 48.... be taken so that their El the downs. n d the given sequence is an A.P. with first term a. Open in App. Solution.
Find the number of terms of the AP 54, 51, 48, ...... so that their …
Web18 feb. 2015 · How many terms of the a.p. 48,42,36,.... be taken so that the sum is 216? How many terms of the a.p. 48,42,36,.... be taken so ... person. Raghunath Reddy. According to the given AP ,a = 48 & d = - 6 and sum of the given AP = 216. we know that S n = n/2(2a + (n -1)d) 216 = n/2(2(48) + (n -1)-6) => 432 = n(96 - 6n + 6) => 432 = 102n ... Web5 jan. 2024 · Math Secondary School answered Find the number of terms of AP 54, 51, 48 so that the sum is 513 Advertisement Loved by our community 30 people found it helpful Frozeblood745 Answer: Step-by-step explanation: Given : a= 54 d = 51-54= -3 Sn =513 To find : n= ? Solution: Sn=n/2 [2a+ (n-1)d] 513= n/2 [2×54+ (n-1) -3] 513×2= n [108-3n+3] greeley weld county garage
57, 54, 51, 48, .........are in Arithmetic Progression. The value of ...
WebFind the number of terms of the AP: 54, 51, 48, … so that their sum is 513. Ans. 18 or 19. 60. In an AP, the first term is –4, the last term is 29 and the sum of all its terms is 150. Find its common difference. Ans. 61. Find the sum of … WebWe first need to find the number of terms in the A.P. using the formula we get, -8 = 12 + [-2 (n – 1)] So n = 11 Now using the formula, where l is the last term of the A.P. we get, required sum = 22 Q16. If a= 252 and the d= 3. Also, the last term is 999 and the number of terms is 250, Find the sum of the AP? 186375 146375 166375 156375 Solution WebHow many terms of AP 54, 51, 48... are they required to give a sum of 513? (a) 21 or 25 (b) 22 or 23 (c) 23 or 24 (d) 18 or 19 Response: (d) 18 or 19 Question 3. greeley wells fargo