Question

Q. In a sale, prices are reduced by 20%. The sale price of a television set is Rs.19200. Ali estimated that the marked price is 24000.
Calculate the marked price of a television set and check whether Ali's answer is reasonable?

Answer 1

Answer:

$mp = \frac{sp \times 100}{100 - d\%} \\ = \frac{19200 \times 100}{100 - 20} \\ = \frac{19200 \times 100}{80 } \\ = 24000$