Question

If the cost of 7 m of cloth is Rs. 714, then the cost of 21 m of cloth is Rs. 2142.

• A. Rs 2142
• B. Rs 5432

Answer 1

The correct option is A

Rs 2142

If the cost of 7 metres of cloth is Rs. 714, then the the cost of one metre of cloth would be $\frac{714}{7}$.
Hence, 21 m of cloth would cost $\frac{714}{7}\times 21=Rs.2142$ .