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A sum of ₹700 is to be used to given sev...

A sum of ₹700 is to be used to given seven cash prizes to students of a school for their overall academic performance.If each prize is ₹20 less than its preceding prize,find the value of each of the prizes.

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R G PUBLICATION-ARITHMETIC PROGRESSION-EXERCISE
  1. Find the sum of all the odd numbers between 0 and 50.

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  2. A contract of construction job specifies a penalty for delay of comple...

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  3. A sum of ₹700 is to be used to given seven cash prizes to students of ...

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  4. In a school,students thought of planting tress in and around the schoo...

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  5. A spiral is made up of successive semicircles,with centers alternately...

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  6. 200 logs are stacked in the following maner:20 logs in the bottom row,...

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  7. In a potato race a bucket is placed at the starting point which is 5 m...

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  8. Which term of the AP:121,117,113,….,is its first negative term?

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  9. The sum of the third and the seventh terms of an AP is 6 and their pro...

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  10. A ladder has rungs 25 cm apart.(see Fig.)The rungs decrease uniformly ...

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  11. The houses of a row are numbered consecuitively from 1 to 49.Show that...

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  12. Define arithmetic Progression.

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  13. Find the nth term of 6,8,10,….

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  14. Write the common difference of an A.P.Whose nth term is an=3n+7

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  15. The first term of an AP.is 6 and the common difference is 2,then deter...

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  16. Find the 20th term from the last term of the AP:3,8,13,….253.

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  17. Find the value of x if 2x,x+10 and 3x+2 are in A.P.

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  18. If x,2x+p and 3x+6 are three consecutive terms of an A.P.then find the...

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  19. Find the sum of first n even natural numbers.

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  20. Find the sum of first twelve multiple of 7.

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