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Progressions

If a + 1, 2a + 1, 4a - 1 are in A.P., n value of a is:


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This Chapter Progressions consists of the following topics

Which term of the A.P. 92, 88, 84, 80, ...... is 0?

If a + 1, 2a + 1, 4a - 1 are in A.P., n value of a is:

A piece of equipment cost a certain factory 6,00,000. If it depreciates in value, 15% the first year, 13.5% the next year, 12% the third year, and so on, what will be its value at the end of 10 years, all percentages applying to the original cost?

If a + 1

2a + 1

4a - 1 are in A.P.

then the value of a is:

Progressions

Arithmetic-Aptitude