TCS Company Numerical Ability Time and Work

Babla alone can do a piece of work in 10 days ashu alone can do it in 15 days. The total wages for the work in Rs.5000 .how much should babla be paid of they work together for entire duration of the work a)4000 b)3000 c)5000 d)2000

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TCS Other Question

The quality of bricks produced in a brick kiln depends on the maintenance of temperature in the kiln .the average temperature of a brick kiln on Tuesday, Wednesday and Thursday was 476 degrees Celsius the average temperature of the kiln on Wednesday Thursday and Friday was 532 degrees Celsius if the average temperature of kiln on Friday 381 degrees .find the temperature in degrees Celsius on Tuesday. A) 213 b) 666 c) 504 d) none Suppose that the function f is defined on natural numbers (integers>0) such that f(1)=1 &f(x+y)=f(x)+f(y)+3xy+3 for all x,y.whart is the value of f(5)+f(7)? A)140 b)215 c)135 d)129