Subject
Quantitative Aptitude
Topic
Series
Which term of the series 5+8+11+14+... is 302 ?
Which term of the series 5+8+11+14+... is 302 ?
ক)
55খ)
72গ)
100ঘ)
105Explanation
ধারাটির ১ম পদ, a = 5, সাধারণ অন্তর, d = 8-5 = 3 মনেকরি, r-তম পদ = 302 a + (r-1)d =302 ⇒ 5+(r-1).3=302 ⇒ 5+3r - 3 = 302 ⇒ 3r = 302-5+3 ⇒ r = 100Related questions
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