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Find the sum: (i) 1+3+5+7+\ ....\ +\ ...

Find the sum: `(i) 1+3+5+7+\ ....\ +\ 199` `(ii) 7+10 1/2+14+\ .... +84` `(iii) 34+32+30+\ .... \ +10`

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Without doing the actual addition, find the sum of: (i) 1 + 3 + 5 + 7 + 9 + 11+ 13 + 15 + 17+ 19 + 21 + 23 (ii) 1 + 3 + 5 + 7 + 9 + ......+39 + 41 (iii) 1 + 3 + 5 + 7 + 9 + ......+51 + 53

Find the sums given below : (i) 7+10 1/2+14+...+84 (ii) 34+32+30+...+10 (iii) (-5)+(-8)+(-11)+...+( -230)

Find the sum:  (i) 5/6+3+3/4 (ii) 2 3/5+4 7/(10)+2 4/(15)

Find the sum of the following arithmetic progressions: (i) 50 ,\ 46 ,\ 42 ,\ ... to 10 terms (ii) 1,\ 3,\ 5,\ 7,\ ... to 12 terms (iii) 3,\ 9//2,\ 6,\ 15//2,\ ... to 25 terms

Find the sums given below : (i) 7+10 1/2+14+dot\ dot\ dot+84 (ii) 34+32+30+dot\ dot\ dot+10 (iii) 5+(8)+(11)+dot\ dot\ dot+( 230)

Find the following sums : (i) 5 + 6 + 7 +…+ 100 (ii) 15^(2) + 16^(2) +…+ 30^(2) (iii) 4^(3)+ 8^(3) + 12^(3) +…+ 40^(3)

Find : (i) 7/3 -: 2 (ii) 4/9 -: 5 (iii) 6/13 -: 7 (iv) (4) 1/3 -: 3 (v) (3)1/2 -: 4 (vi) (4) 3/7 -: 7

Find the mode of (i) 7, 7, 8, 10, 10, 11,13, 14 (ii) 4, 5, 6, 7, 8, 7, 6, 5, 3, 4, 6, 7, 6

Find the sum of the following A.P. 's : (i) 2, 7,12, ..... to 10 terms. (ii) (1)/(15),(1)/(12),(1)/(10),....... to 11 terms.

Find the sum in each of the following: (i) 113. 36+6. 7+9. 34+30. 08= (ii) 3. 42+264. 08+7. 6+95. 321= (iii) 18. 003+41. 7+10. 95+5. 057

RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum of all 3 – digit natural numbers, which are multiples ...

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  2. Find the sum: 2+4+6+\ .... +200 (ii) 3+11+19+\ ..... +803 (iii) (-...

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  3. Find the sum: (i) 1+3+5+7+\ ....\ +\ 199 (ii) 7+10 1/2+14+\ .... ...

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  4. Find the sum: 25+28+31+\ dot\ +100 (ii) 18+15 1/2+13+\ dot+\ (-49 ...

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  5. Find the sum of the first 15 terms of each of the following sequence...

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  6. Find the sum of the first 15 terms of each of the following sequence...

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  7. Find the sum of firsts 20 terms of the sequence whose n t h term is...

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  8. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

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  9. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

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  10. Find the sum of first 51 terms of an AP whose second and third terms ...

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  11. If the sum of 7 terms of an A.P. is 49 and that of 17 terms is 289,...

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  12. In an A.P. first term is 5, last term is 45 and sum = 400 . Find the n...

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  13. In an A.P., the sum of first n terms is (3n^2)/2+(13)/2n . Find its...

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  14. Let there be an A.P. with first term ' a ' , common difference '...

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  15. Let there be an A.P. with first term ' a ' , common difference '...

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  16. Let there be an A.P. with first term ' a ' , common difference '...

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  17. Let there be an A.P. with first term ' a ' , common difference '...

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  18. Let there be an A.P. with first term ' a ' , common difference '...

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  19. Let there be an A.P. with first term ' a ' , common difference '...

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  20. A man saved Rs. 16500 in ten years. In each year after the first he sa...

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