15th term of A.P., x - 7, x - 2, x + 3, ........ is
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1
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In an A.P., if d = -4, n = 7, an = 4, then a is
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2
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The 7th and 12th term of an arithmetic progression are -15 and 5 respectively. What is the 16th term?
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3
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Two A.P.’s have the same common difference. The first term of one of these is 8 and that of the other is 3. The difference between their 30th terms is
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4
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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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5
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The sum of the first and third term of an arithmetic progression is 12 and the product of first and second term is 24, then first term is
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6
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If the 3rd and the 5th term of an arithmetic progression are 13 and 21, what is the 13th term?
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7
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The sum of first five multiples of 3 is:
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8
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If the sums of n terms of two arithmetic progressions are in the ratio \(\frac{{3n + 5}}{{5n + 7}}\) then their nth terms are in the ration
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9
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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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10
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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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