Day 171: CDS Maths

1. A.
   $x + y + z = 0$
2. B.
   $x - y - z = 0$
3. C.
   $x + y - z = 0$
4. D.
   $x + 2y + 3z = 0$

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1. A.
   $4\sqrt{3} - 2\pi$ cm$^2$
2. B.
   $\sqrt{3} - \pi$ cm$^2$
3. C.
   $\sqrt{3} - \frac{\pi}{2}$ cm$^2$
4. D.
   $2\pi - 2\sqrt{3}$ cm$^2$

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1. A.
   $0 < x < 1$
2. B.
   $1 < x < 2$
3. C.
   $2 < x < 3$
4. D.
   $3 < x < 4$

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1. A.
   12450
2. B.
   11250
3. C.
   6750
4. D.
   None of the above

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1. A.
   300
2. B.
   400
3. C.
   500
4. D.
   600

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