CAT Question of the Day There are p arithmetic progressions and each of these A.P.'s has n terms. The first term of the 1st, 2nd, 3rd, …, pth A.P. 1, 2, 3, ..., p respectively and the common difference of the 1st, 2nd, 3rd, …, pth series is 1, 3, 5, ...,(2p – 1) respectively. What is the sum of all the terms of all these A.P.s? | OPTIONS | | |  | 1) |  | | | 2) |  | | | 3) |  | | | 4) |  | | | 5) | None of these |
Tip of the Day While calculating the weighted average, the ratios of the weights can be used instead of using the actual weights. Also if the weights are equal then the weighted average is same as the simple average. Last year's Question of the day (13-Dec-12) Fill in the blanks with the appropriate options:
In (A) countries where the poor exceed the rich by a huge margin, redistribution would increase the (B) of the poor only minimally – by, say, a chapati a day – and the increase would not be (C) in a context of low income and high population growth. In short, for most poor countries, growth is the principal strategy for (D) development.
| OPTIONS | | | | | 1) | impoverished, consumption, sustainable, inclusive | | | 2) | developing, condition, achievable, technological | | | 3) | penurious, welfare, experienced, economic | | | 4) | destitute, deterioration, relevant, political |
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