If the first term of an A.P. is 2 and common difference is 4, then the sum of its 40 term is
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1
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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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2
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If four numbers in A.P. are such that their sum is 50 and the greatest number is 4 times the least, then the numbers are
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3
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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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4
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The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?
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5
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For A.P. T18 - T8 = ........ ?
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6
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Which term of the A.P. 92, 88, 84, 80, ...... is 0?
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7
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Find the nth term of the following sequence :
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8
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If S1 is the sum of an arithmetic progression of ‘n’ odd number of terms and S2 is the sum of the terms of the series in odd places, then \(\frac{{{S_1}}}{{{S_2}}}\)
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9
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After striking the floor, a rubber ball rebounds to 4/5th of the height from which it has fallen. Find the total distance that it travels before coming to rest if it has been gently dropped from a height of 120 metres.
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10
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Find the nth term of the following sequence :
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