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The sum of all 2-digit numbers divisible...

The sum of all 2-digit numbers divisible by 5 is
a)945 b)1035 c)1230 d)1245

A

945

B

1035

C

1230

D

1245

Text Solution

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R G PUBLICATION-ARITHMETIC PROGRESSION-EXERCISE
  1. If 4/5,a,2 are three consecutive terms of an A.P.then a= a)5/4 b)9/5...

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  2. The first term of an AP is a and its common difference is d then its 1...

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  3. Which term of the A.P.72,63,54,….is '0'? a)9th b)8th c)10th d)11t...

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  4. The first two terms of an AP are -5 and 6.Its 21st term will be a)215...

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  5. The next term of the AP sqrt2,sqrt8,sqrt18,….will be

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  6. The next term of the AP sqrt27,sqrt48,sqrt75,….will be

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  7. If the nth term of an AP is (3n+5) then its common difference is a)2 ...

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  8. The 4th term from the end of the A.P.-11,-8,-5,….49 is a)37 b)40 c)...

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  9. The sum of first 16 term of the AP 10,6,2,….will be a)320 b)-320 c...

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  10. How many terms of the AP.3,7,11,15,….will make the sum 406 a)10 b)12...

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  11. The sum of first 20 terms of the AP:1,3,5,7,9,…..is a)264 b)400 c)...

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  12. The sum of n terms of the A.P.sqrt2,sqrt8,sqrt18,sqrt32,….is a)1/2n(n...

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  13. The sum of first n odd natural number is

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  14. The sum of first 100 natural number is a)5000 b)4950 c)5050 d)5150

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  15. The sum of all 2-digit numbers divisible by 5 is a)945 b)1035 c)12...

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  16. If4,x1,x2,x3,28are in A.P then x3= a)19 b)22 c)23 d)Cannot be dete...

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  17. If the first,second and last term of an AP are a,b and 2a respectively...

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  18. If Sn denotes the sum of the first n terms of an AP and if S2n=3Sn the...

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  19. The nth term of an A.P the sum of whose n term is Sn is

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  20. If 1/(x+2),1/(x+3),1/(x+5) are in A.P then the value of x will be a)1...

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