Question

Mr.sharma sold a fan for rs 640 at a loss of 20 percentage.find the cost of the fan in reducing equation method.

Answer 1

Answer:

Cost of the fan = ₹800

Step-by-step explanation:

Given

• Selling price of a fan = ₹640
• percentage of loss = 20%

Find

• Cost price of a fan

Solution

SP = ₹ 640

LOSS =20%

CP =$x$

SP = $x(1 - \frac{loss}{100} )$

$640 = x(1 - \frac{20}{100} )$

$640 = x( \frac{100 - 20}{100} )$

$640 = \frac{x \times 80}{100}$

$x = \frac{640 \times 100}{80}$

$x = 800$

SO, CP = ₹800