Progression: AP and GP

Given an arithmetic progression is 24, 20,16, find the (a) 10th term and (b) the sum of the first 30 terms.

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Find the sum of all odd number between 5 and 200.

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Given that the first three terms of an arithmetic progression are 2x, 2y+3 and 5y+1, express y in term of x

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A geometric progression has a common ratio of 1/3 and the sum to infinity is 30. Find the first term of the progression.

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Given that the nth term of the geometric progression  $-\frac{1}{3},\ 1,\ -3,\ 9,\ ...$  is 729, find the value of n.

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The first term of an arithmetic progression A is 1 and it is the same as 4th term of an arithmetic progression B which has a common different of 2. Find

(a) the first term of arithmetic progression B.

(b) the common difference of the arithmetic progression A if the sum of the first four terms of this progression is 22.

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Given sequence 4,7,10,13.... 28 of AP.Find the number of term of this sequence .

• 6

• 7

• 8

• 9

Given a sequence of Geometric Progression are 4,16,64,256.....Find T7.

• 16383

• 16384

• 16385

• 16386

Given a series 2+4+6+8...find the sum to infinity of this GP.

• 2

• -2

• 1

• -1

You have RM 10 in you bank account. It doubles every month. How much money will you have after 5 months?

• RM 50

• RM 35

• RM 320

• RM 250