3 years ago

The discount price of a book is 20% less than the

Mathematics

2 answers:

ruslelena [56]3 years ago

6 0

50 percent because 30 plus 20 is 50 so 100-50 which is 50 percent of retail price

Artyom0805 [142]3 years ago

3 0

Answer:

Step-by-step explanation:

Let retail be $100

At 20% discount

(100-20)% * 100

0.8*100

$80

At 30% discount

(100-30)%* 80

$56

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