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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
- If the n^(t h) term of an A.P. is (2n+1), find the sum of first n term...
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- Two A.P’s have the same common difference. The difference between thei...
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- Find the 8th term from the end of the A.P. 7,10,13, ..., 184
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- Find the sum of all three digit natural numbers, which are divisible b...
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- If (a^(n+1)+b^(n+1))/(a^n+b^n) is the A.M. between a and b . Then, fin...
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- Find the number of integers between 50 and 500 which are divisible by ...
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- 150 workers were engaged to finish a piece of work in a certain number...
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- How many numbers of two digits are divisible by 7?
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- Along a road lie an odd number of stones placed at intervals of 10 met...
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- Divide 32 into four parts which are in A.P. such that the product of ...
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- Find the sum of first 30 terms of an A.P. whose second term is 2 and ...
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- Ramkali would need Rs. 1800 for admission fee and books etc., for her ...
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- The first and the last terms of an A.P. are 5 and 45 respectively. If ...
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- Two cars start together in the same direction from the same place. The...
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- The sum of the third and the seventh terms of an AP is 6 and their ...
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- If (m+1)^(t h) term of an A.P. is twice the (n+1)^(t h) term, prove th...
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- In a school students thought of planting trees in and around the sc...
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- The sum of the first p , q , r terms of an A.P. are a , b , c respecti...
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- The ratio of the sum of n terms of two A.Ps is (7n+1):(4n+27)dot Find ...
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- If there are (2n+1) terms in A.P. , then prove that the ratio of the s...
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