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The Centre announced 939 police medals on the eve of the Republic Day 2022. Out of 939 medals, 189 have been granted for gallantry that is Police Medal for Gallantry (PMG), 88 for Distinguished Service (PPM) and 662 for Meritorious Services (PM). The Jammu & Kashmir Police has bagged the highest number of medals. Out of 189, 115 Police Medals for Gallantry have been awarded to the Jammu & Kashmir Police for their courage and valour.
The mean of a distribution is 25 and the standard deviation is 5. What is the value of coefficient variation?
When the profit obtained by selling an item for Rs. 768 is the same as the loss suffered when the item is sold for Rs. 312. What ...
A, B and C invested in partnership. A invest Rs.9000 for 5 months, B invests Rs.7000 for 3 months and C invests Rs.12000 for 2 months. C is working part...
21 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 179. Find the smallest part.
The sum of the first 10 terms of an arithmetic sequence is 60 and the 10th term is 5. What is the first term of the sequence?
The sum of three numbers is 226. If the ratio of the first to the second is 4:5 and that of second to the third is 7: 10 then the second number is?
Find the mode of the following data:
6,15,18,6,18,11,23,22,6,18,15,22,12
The cost of an item is 'A'. A shopkeeper increases the price by 'x'%, then applies a discount of 'd'% on the increased price. Aft...
The average weight of 16 people in a group is 75 kg. If the heaviest person who weighs 95 kg is replaced by a new person, and the average weight of the ...
If the standard deviation of a population is 5.5, what would be the population variance?
