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Maths Worksheet (class x), Chapter -5, Asithmatic Psrogression, QL Tick the covrect answer :, 9 The common difference of am AP im which aas-a =-52 do, @) 4, (6) -4, (O-3, (a) 3, 911 ahe cemmen differencaef an AP is -6, then what is a-a2?, @ -24, (b) 24, W-30, d 30, ) The 9h term a an AP vis 449 and 449th term is 9. The term, which is equal to zero is, @ 501, th, O 508h, (d) Nena thase, (6) 502th, 9 In am AP ių a- -15, an = 1 and Sn = -63, them n is, %3D, 10, @ 12, O 11, 5) The commen differenca of an AP whose nth term is 6nt 2 is, (b) 6, d)2, 6) Which term d dhe AP 18, 23, 28, 33,, @) 15th, is 98?, () 16 th, C) 17 th, 94 For what value g k are 2k, kt10 and 3k +2 im AP?, 6) 1gth, 2 f the sum of dhe tirst p devms l an AP is ap+ bp, find its, cOmmon differemce., 04 which trum of tha AP L15, 110, 105,. is its first negatve term?, 9,5 For what value of n, are the nth texms of two APs : 15, 12,9, -, and - 15, -13, -11. equal ?, 0,6 Thoee numbers whese um s 21 are in AP . If he product a, first and the thind numbers excuds dhu second mumben by 6, find, the numbers., the, be taken. so that, their, 9,7 How many terms of the series 54, 51,48,, sum is 513 ? Explain the double answer., & Divide 56 into four parts which aru in AP such that the atio of, product ol exremes to the poceduct of mean is 5:6.