GATE Civil Engineering
0 votes

$X$ and $Y$ are two positive real numbers such that $2X+Y \leq 6$ and $X + 2Y \leq 8$. For which of the following values of  $(X,Y)$ the function $f(X,Y)=3X + 6Y$ will give maximum value ?

  1. $\left(\dfrac{4}{3} , \dfrac{10}{3}\right) \\$
  2. $\left(\dfrac{8}{3} , \dfrac{20}{3}\right) \\$
  3. $\left(\dfrac{8}{3} , \dfrac{10}{3}\right) \\$
  4. $\left(\dfrac{4}{3} , \dfrac{20}{3}\right)$
in Numerical Ability by (11.9k points)
edited by

Please log in or register to answer this question.

Answer:
Welcome to GATE Civil Q&A, where you can ask questions and receive answers from other members of the community.
Top Users Sep 2020
  1. Vishwajeet Chandra

    110 Points

  2. Milicevic3306

    10 Points

1,042 questions
95 answers
26 comments
44,029 users