Question
The difference between the 7th and 2nd term of an Arithmetical Progression is 20 and its third term is ‘9’. Then find the total number of terms in the series if sum of series is 120.
More Arithmetic Progression Questions
- Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 15 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all three pipes ...
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- The number of terms needed to get Sn = 0 in the A.P of 63, 60, 57. . . . .
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