Question

17. Ravi purchased a watch for *500. He sold it at profit of 20% Find its selling price.
a) 500
b) 5600
c) *300
d) *200​

Answer 1

$profit = \frac{ p\% \times c.p}{100} \\ = > \frac{20 \times 500}{100} \\ = > 100$

$s.p = c.p + profit \\ = > 500 + 100 \\ = > 600$