Answer: 16%
Step-by-step explanation:
$25 - $21 = $4
Percentage = 100[discount / (original price)] % = 100($4 / $25) % = 16%
Answer:
2.7
x^2=5.8*1.3=7.54
x=V7.54=2.7
D=340
360-180/9
360-20
340