MBA Exam

If 20 men complete a work in 40 days. But onvery first day 1 person turns up, on 2nd day 2 , on 3rd day 3 and so on, how many days will it take to complete the work?

1) 39.5
2) >39.5
3) Work can never be completed

Read Solution (Total 1)

20 men complete a work in 40 days. so 800 man days

1+2+3+..n= 800
n=39.5
11 years agoHelpfull: Yes(0) No(0)

MBA Other Question

123123123.............300 digit's divided by 37 leaves remainder.please post ur approach . thnks

1) 16
2) 18
3) 412
4) None of these
Let f(x) = ax^2â€“ b| x|, where a and b are constants. Then at x = 0, f(x) is

1) maximised whenever a > 0, b > 0
2) maximised whenever a > 0, b < 0
3) minimized whenever a > 0, b > 0
4) minimized whenever a > 0, b < 0