arithmetic
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Math
The 5th term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms.
asked by Anonymous on February 23, 2015 
math
The 3rd term of an Arithmetic Progression is 10 more than the first term while the fifth term is 15 more than the second term. Find the sum of the 8th and 15th terms of the Arithmetic Progression if the 7th term is seven times the
asked by Toba on May 8, 2016 
maths
the sum of first 8 terms of an arithmetic progression is 156.the ratio of its 12th term to its 68th term is 1:5.calculate the first term and the fifteenth term. please help this questions please.
asked by simranpreet on December 3, 2012 
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The 10th term of an Arithmetic Progressions is 27 and the 5th term is 12, what is the 18th term? Find also the sum of its 25 terms.
asked by Anonymous on October 12, 2019 
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The 14th term of an A.P is 96,while 25th term is 173 find the ,19th term,sum of 13th and 56th terms,product of 6th and 13th terms.
asked by Lilian on January 26, 2018

Math
the 8th term of an a.p is 5times than third term while the 7th term is 9 greater than 4th term,write the first five terms of the a.p
asked by yewande on March 9, 2020 
maths
in an A.p 6th term is half the 4th term and the 3rd term is 15.How many terms are needed to give a sum that 16 equal to 66.
asked by remyaravindran on March 7, 2012 
Geometric series
The sum of the first five terms of a geometric series is 186 and the sum of the first six terms is 378. if the fourth term is 48, determine a(first term),r(ratio), t10, S10.
asked by PJ on January 6, 2013 
Math:A.P.
The 1st,3rd and 9th terms of an A.P are the three terms of a G.P.if the 7th term of the A.P is 19.calculate the 20th term of the A.P and the sum of the first 12terms of the G.P(LEAVING YOUR ANSWER IN INDEX FORM)
asked by Miracle on February 6, 2014 
MATH
the fist term of a geometric series is 1, the nth term is 128 and the sum of the n term is 225. Find the common ratio and the number of terms?
asked by Alleyah on August 1, 2015 
maths
if 8th term of an AP is equal to 5 terms its second term .if the 5th term is 8 find the first 10 terms
asked by dru on September 22, 2016
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