Numbers a1, a2, a3, a4, a5,….a24 are in arithmetic progression :

Numbers a1, a2, a3, a4, a5,….a24 are in arithmetic progression and
a1+a5+a10+a15+a20+a24=225.
The value of
a1+a2+ a3+ a4+ a5 +….a23+a24 is
(a) 525
(b) 725
(c) 850
(d) 900

Anurag Mishra Professor Asked on 12th January 2016 in Maths.
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    Answer: (d) 900

    Anurag Mishra Professor Answered on 12th January 2016.
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