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the sum of n terms of two ap are in the ratio 5n-3:4n+18.ratio of their 11 terms is?

the sum of n terms of two ap are in the ratio 5n-3:4n+18.ratio of their 11 terms is?

Grade:10

1 Answers

Kruthik
119 Points
3 years ago
Give that the ratio of sum of n terms of an AP is  5n-3:4n+18.
So, sum of 11 terms will 5(11) – 3 : 4(11) + 18, or 52:62, ie. 26:31.

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