Question Number 1151 by 123456 last updated on 05/Jul/15

what the min value of  60x+120y  where  x+y=150  x∈{0,1,...,150}  y∈{0,1,...,150}

Answered by prakash jain last updated on 05/Jul/15

y=150−x  60x+120×(150−x)  =120×150−60x  min value at x=150  =18000−9000=9000