tnpsc questions and answers part 122

This Top TNPSC 9700+ Model Questions and Answers covers for the the subjects Indian Polity/Indian Constitution, Indian History, Tamil Nadu History, Indian Geography, Indian Economics, General Science, General Tamil, General Knowledge, Current Affairs for TNPSC, TNPSC VAO 2017, TNPSC VAo 2017, TNPSC Group IV, TNPSC Group II, TNPSC Group IIA, TRB, TET, TN Police and other State and Central Government exams.

PREVIOUS YEAR QUESTIONS PART 13

tnpsc questions and answers part 52

This Top TNPSC 9700+ Model Questions and Answers covers for the the subjects Indian Polity/Indian Constitution, Indian History, Tamil Nadu History, Indian Geography, Indian Economics, General Science, General Tamil, General Knowledge, Current Affairsfor TNPSC, TNPSC VAO 2017, TNPSC VAo 2017, TNPSC Groupm IV, TNPSC Group II, TNPSC Group IIA, TRB, TET, TN Police and other State and Central Government exams.

tnpsc questions and answers part 78

TEXT BOOK MATHS SOLVED QUESTIONS 34

tnpsc questions and answers part 117

TNPSC Aptitude and Mental Ability Compound Interest

TNPSC APTITUDE AND MENTAL ABILITY – for Group 1, Group 2, Group 2A, Group 3, Group 4, VAO and Others. FORMULAE : A = P [1 + (R / 100)]T Where, A = Amount P = Principal R = Rate of interest T = Time period Example : What will be the compound interest on a sum of 50000 after 3 years at the rate of 12 % p.a? Solution : P = 50000, R = 12 %, n = 3 yr A = P [1 + (R / 100)]T = 50000 [1 + (12 / 100)]2 = 50000 [(28 / 25) * (28 / 25) * (28 / 25)] = 3551232 / 5 = 70246.40 Answer => 70246.40 Note : If the rate of interest for 1st year is r1 %, for 2nd year it is r2 % and for 3rd year it is r3 % then the amount for 3 years? = P * [1 + (r1 / 100)] [1 + (r2 / 100)] [1 + (r3 / 100)] Example : The population of particular Area A of the city is 5000, it increases by 10 % in 1st year, and it is decreased by 20 % in the 2nd year because of some reason. In the 3rd year population increases 30 %, what will be the population of Area A at the end of the 3rd year? Solution : P =5000, R1 = 10...

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TNPSC Question Papers, Group1, Group2, Group4, VAO-Download Pdf