A and B undertook to do a piece of work for ₹ 4500. A

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A and B undertook to do a piece of work for ₹ 4500. A alone could do it in 8 days and B alone in 12 days. With the assistance of C they finished the work in 4 days. Then C’s share of the money is

Using Rule 25,
C’s 1 day’s work

=	1	-		1	+	1
	4			8		12

=	1	-		3 + 2
	4			24

=	1	-	1	=	6 - 5	=	1
	4		24		24		24

A : B : C =	1	:	1	:	1	= 3 : 2 : 1
	8		12		24

C’s share = ₹		1	× 4500		= ₹ 750
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