Answer: 72%
Step-by-step explanation:
Set Jamal's original ring price = x

Jamal's original ring price = $3300
Set Naomi's discount = y

Naomi's discount is 0.72 = 72%
For the ones that are not filled out.
1.150
2.150
3.25
4.5
5.35
P(5) = Px5. P=0.10, so 0.10x5= 0.5
0.5 is your answer.
40% of a given number is 8...
0.40x = 8
x = 8 / 0.40
x = 20....so 20 is the given number
what is 15% of 20...
0.15(20) = 3 <==== ur answer
About 11% of Americans wear contacts!