Answer :

We know that, Tn = a + (n – 1)d


So we have, T18= a + (18 – 1)d


T18= a + 17d


Now T8= a + (8 – 1)d


T8= a + 7d


Now we have,


T18 — T8 = [a + 17d] – [a + 7d]


= 10d


the correct option is (b)

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Arithmetic Progression- Don't miss these QuestionsArithmetic Progression- Don't miss these QuestionsArithmetic Progression- Don't miss these Questions56 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

In an A.P. 5th teGujarat Board Mathematics

Which term of A.PGujarat Board Mathematics

If in an A.P., T<Gujarat Board Mathematics

If in an A.P., T<Gujarat Board Mathematics

Find the 10th terGujarat Board Mathematics

Which term of A.PGujarat Board Mathematics

Can any term of AGujarat Board Mathematics

If for A.P., T<suGujarat Board Mathematics

For A.P. T18Gujarat Board Mathematics

Find the nth termGujarat Board Mathematics