Day 31: CBSE Class 12 Maths

1. A.
   $x + y \leq 5$, $x + 3y \leq 9$
2. B.
   $x + y \leq 5$, $x + 3y \geq 9$
3. C.
   $x + y \geq 5$, $x + 3y \leq 9$
4. D.
   $x + y \geq 5$, $3x + y \leq 9$

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1. A.
   $8$
2. B.
   $29$
3. C.
   $35$
4. D.
   $43$

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1. A.
   unbounded in $1^{st}$ quadrant
2. B.
   bounded in $1^{st}$ quadrant
3. C.
   unbounded in $2^{nd}$ quadrant
4. D.
   bounded in $2^{nd}$ quadrant

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1. A.
   $3 \times 1$
2. B.
   $2 \times 3$
3. C.
   $1 \times 2$
4. D.
   $1 \times 3$

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1. A.
   $2$
2. B.
   $6$
3. C.
   $4$
4. D.
   $0$

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