If the sums of n terms of two arithmetic progressions are in the ratio 3n+55n+7 then their nth terms are in the ration
3n−15n−1
3n+15n+1
5n+13n+1
5n−13n−1
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If 7 times the seventh term of an Arithmetic Progression (AP) is equal to 11 times its eleventh term, then the 18th term of the AP will be
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10
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Find the first term of an AP whose 8th and 12th terms are respectively 39 and 59.
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2
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The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the sequence are:
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3
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The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?
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4
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Which term of the A.P. 92, 88, 84, 80, ...... is 0?
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5
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The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?
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6
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Consider an infinite G.P. with first term a and common ratio r, its sum is 4 and the second term is 3/4, then
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7
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If k, 2k – 1 and 2k + 1 are three consecutive terms of an AP, the value of k is
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8
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The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
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9
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The 2nd and 6th term of an arithmetic progression are 8 and 20 respectively. What is the 20th term?
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