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0 votes
2.3k views
in Commercial Mathematics by (56.3k points)

Rohit bought 12 registers for Rs 156, find the cost of 7 such registers.

1 Answer

+1 vote
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Best answer

Let us consider the cost of 7 registers as x

No. of registers 12 7
Cost (Rs) 156 x

12/156 = 7/x

By cross-multiplying

12x = 7(156)

= 1092

x = 1092/12

= 91

∴ Cost of 7 registers is Rs 91.

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