 Math GRE Test GRE Test GRE Practice Test  Math  Series (A.P)


Coverage : The GRE Practice test  Math  Series(A.P) has been designed to test the important concepts and skills related to arithmetic progression. The test covers important topics like determining a series or a particular term in the series, computing the last term in a series or the first term in the series, number of terms lying between two integers, sum of the terms in a series, etc. 



1.  Let a sequence be defined by: a_{1} = 2; a_{n} = 2a_{n1} +1; Find the first five terms of the sequence.  a.   2, 10, 18, 26, 34  b.   2, 6, 10, 14, 18  c.   2, 8, 14, 20, 26  d.   2, 5, 11, 23, 47




2.  Compute the 8th term of the sequence defined by: A_{n} = (3n + 6) / (4n 27)  a.   30/ 29  b.   6  c.   30  d.   36/5




3.  The first term of an A.P is 5 and the common difference is 6. Find its 14th term.  a.   73  b.   93  c.   79  d.   98




4.  Write first four terms of the sequence, defined by: A_{n} = 2n^{2}  3n + 1  a.   1, 4, 11, 20  b.   3, 6, 13, 24  c.   2, 5, 12, 23  d.   0, 3, 10, 21




5.  Find the common difference for the following A.P. A_{n} = 7n  5  a.   5  b.   2  c.   7  d.   9




6.  Compute the 13th term of the following A.P. 4, 7, 10, 13, 16, ……  a.   42  b.   36  c.   40  d.   33




7.  The sum of two numbers in A.P. is 8, and their product is 12. Find the numbers.  a.   6, 2  b.   4, 4  c.   3, 5  d.   3, 4




8.  Find the 21st term of the sequence defined by: n^{2} + 13n + 40  a.   720  b.   756  c.   750  d.   754




9.  Determine the 20th term from the end of the A.P. 4, 9, 14, ……., 254.  a.   224  b.   154  c.   159  d.   199




10.  Find the number of integers between 50 and 250 exactly divisible by 11?  a.   20  b.   18  c.   19  d.   17




11.  Find the sum of all odd numbers between 100 and 500 ?  a.   60,000  b.   59,288  c.   59,993  d.   59,925




12.  Find the nth term of the A.P. given by: 0.1, 1.1, 2.1, 3.1, ………  a.   1.0 – 1.0n  b.   1.0n – 0.9  c.   1.0n – 1.0  d.   1.0n + 1.1




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What others think about Math GRE Test GRE Test GRE Practice Test  Math  Series (A.P)  By: sexy3nee on Sep 3, 2009   Five consecutive terms of an arithmetic sequence have a sum of 40. The product of the middle and the two end terms is 224. Find the terms of the sequence. 

