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If $a, b$ and $c$ are in A.P., then :
- (a)$2a, 3b$ and $4c$ are also in A.P.
- (b)$a-2, b-2$ and $c-2$ are also in A.P.
- (c)$\frac{a}{2}, \frac{b}{3}$ and $\frac{c}{4}$ are also in A.P.
- (d)$a + 2, b + 3$ and $c + 4$ are also in A.P.
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Ans. (B) $a-2, b-2$ and $c-2$ are also in A.P.