Question

the successive discount of 10% and 20% is equivalent to a singal discount of​

Answer 1

Answer:

12457286778 no it is not successive

Answer 2

Answer:

Successive discount of 10% and 20% are equivalent to a single discount of :

[A]12%

[B]28%

[C]30%

[D]15%

28%

Successive discount of x% and y% = \left ( x+y-\frac{x\times y}{100} \right )%

∴ Required discount = \left ( 20+10-\frac{20\times 10}{100} \right )%

=>30-2=28%

Hence option [B] is the right answer.