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How to calculate average age of a company' employees whose age groups and no. of employees are as follows

20-30 -125
30-40 -23
40-50 -17
50-60 -36

sir mera B.A art subject se hai to me kya railway ka form daal sakta hu jab ki mere pass ITI nahi hai pls sir sujject me 

A person sold a horse at a gain of 15%. Had he bought it for 25% less and sold it for Rs. 60 less, he would have made a profit of 32%. The cost price of the horse was?

may I get question in hindi

when Ibps Notification 2018 will come

1,2,2,4,8,?

how choose hindi as primary language?

How many 6 letter word can be formed from the word TRAVEL with T at starting position and L at the end

Sir I am Ritwik Das from Kolkata . i want to application for RRB Gr. D in RRB Ahemedabad . But i don't no where will be my exam enter . can I get my exam center for both preliminary & main  in KOLKATA  even i  applied  in RRB AHEMEDABAD .

Please reply me as soon as possible.

Thank You

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