Question

13. Find a single discount equivalent to two successive discounts of 40% and 5%.​

Answer 1

Answer:

Given

successive discounts are = 40% and 5%

Use formula

$\tt \: (x + y - \frac{xy}{100} )$

$\tt \: (40 + 5- \frac{40 \times 5}{100} )$

$\tt \: (45- 2 )$

$\tt \: 43$