use formula last term= a+(n-1)d, to check -150 is a term of the A.P. 11, 8, 5, 2, ….
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In this question the last term of A.P. is given, you have to find which term of A.P. this must ...Read more
Deepak BoraNewbie
Ramkali saved Rs 5 in the first week of a year and then increased her weekly saving by Rs 1.75. ...Read more
