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Please solve RD Sharma class 12 chapter Linear Programming exercise 29.1 question 9 maths textbook solution

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Answer:   Min z=50 x+25 y

                  Sub to

\begin{aligned} &2 x+3 y \leq 40 \\ &4 x+2 y \leq 50 \\ &x \geq 0, y \geq 0 \end{aligned}

Hint:          Let x and y  in given condition.

Given:       One unit of Food f1 and Food f2 cost Rs 50 and Rs 25 respectively.

  Food  Cost
  f1  Rs 50
  f2  Rs 25

Solution:   Let x  Daily requirements for a person vitamin A.

y Daily requirements for a person vitamin B.

Objective function:

Min z=50 x+25 y

                  Sub to

\begin{aligned} &2 x+3 y \leq 40 \\ &4 x+2 y \leq 50 \\ &x \geq 0, y \geq 0 \end{aligned}

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