Math Chapter Wise question with answer

Q01 Sum of the squares of first n natural numbers is: 2 2 2 2 2 n 1 2 3 n ∑ = + + + − − − − − + ∑ = + + + − − − − − + ∑... English · UK SSSC LT 2020 Q02 The sum of the first n natural numbers is 1 5 times the sum of their squares, then the value of n is English · TGT 2003 Q03 In an A.P.Sn denotes the sum of first n terms. If S2n = 3.Sn, then S3n: Sn is equal to: English · EMRS PGT-2023 Q04 The sum of first three terms of a GP is 21 4 are their product is 27 8. The common ratio of the G.P. is: English · EMRS PGT-2023 Q05 The first term of a geometric progression is 1. If the sum of the third term and fifth term is 90, then the common... English · Bihar (TRE 2.0)-2023 Q06 In an AP, Sn = qn2 and Sm = qm2, where Sr denotes the sum of first r terms of the AP, then Sq equals: English · EMRS TGT-2023