If the cost of 7 m cloth is ₹ 714, then then find the cost of 21 m of cloth. Options: A . &nbsp ₹2142 B . &nbsp ₹2140 C . &nbsp ₹2148 D . &nbsp ₹2146

Answer: Option A : A The cost of one metre of cloth would be ₹ 714 7 . Hence 21 m of cloth would cost 714 7 × 21 = ₹ 2142

If the cost of 7 m cloth is ₹714, then then find the cost of 21 m of cl

Question

If the cost of 7 m cloth is ₹714, then then find the cost of 21 m of cloth.

Options:

A . ₹2142

B . ₹2140

C . ₹2148

D . ₹2146

Answer: Option A
:
A

The cost of one metre of cloth would be
$₹ \frac{714}{7}$ .
Hence 21 m of cloth would cost
$\frac{714}{7} \times 21 = ₹ 2142$

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