CAT Question of the Day Kartik lends Rs. 6 on the condition that the loan is payable in 10 years by 10 equal Installments of Rs. 1 each. If r is the effective interest rate per annum, then which of the following is correct? (Assume all interests are compounded.)
| OPTIONS | | |  | 1) | 0 < r < 10 | | | 2) | 10 < r < 20 | | | 3) | 20 < r < 30 | | | 4) | None of these |
Tip of the Day While calculating probability of events, multiple cases of a single event are represented by the sum of their probabilities whereas sub-events within a main event are represented by the product of their probabilities. Last year's Question of the day (05-Jan-12) A solid is in the form of a right circular cylinder with hemispherical ends. The total height of the solid is 19 cm and the diameter of the cylinder is 7 cm. The volume and total surface area of the solid are :
| OPTIONS | | | | | 1) | 641.67 cc, 418 sq cm | | | 2) | 614.67 cc, 418 sq cm | | | 3) | 641.67 sq cm, 418 cc | | | 4) | None of the above |
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