Which statements about discounts, tax, and tips are true? Select all that apply.
A 15% discount on 200 dollars saves 30 dollars.✓پاسخ درست
An 80 dollar item after 25% off and then 10% tax costs 66 dollars.✓پاسخ درست
A 40 dollar bill with a 20% tip totals 48 dollars.✓پاسخ درست
A 150 dollar item after 10% off costs 140 dollars.
توضیح
The calculations are 200 × 0.15 = 30 saved, 80 × 0.75 × 1.10 = 66 final, and 40 × 1.20 = 48 total, so those statements are true. A 10% discount on 150 is 15, making 135 rather than 140.