Day 55: NDA Maths

1. A.
   I only
2. B.
   II only
3. C.
   Both I and II
4. D.
   Neither I nor II

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1. A.
   $256$
2. B.
   $244$
3. C.
   $232$
4. D.
   $220$

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1. A.
   I only
2. B.
   III only
3. C.
   I and II
4. D.
   I and III

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1. A.
   $X + Y + 11 = 0$ and $2X + 3Y + 4 = 0$
2. B.
   $X = \overline{X}$ and $Y = \overline{Y}$
3. C.
   $X = 0.4Y + 10$ and $Y = 1.6X + 20$
4. D.
   $\overline{X} + \overline{Y} + 11 = 0$ and $2\overline{X} + 3\overline{Y} + 4 = 0$

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

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1. A.
   $1/2$
2. B.
   $1$
3. C.
   $3/2$
4. D.
   $2$

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