The answer is A. .3 because do find the percent from a decimal you need to move the decimal point two to the right, so in this case it will be 30 or 30%
Answer:

Step-by-step explanation:
Total amount paid for the nuts is $19.60
Total amount paid for the ribbons is $11.20
Profit made on each jar is 98¢= $0.98
Cost price of the nuts and ribbon for the 40 jars is 
Cost price for nuts and ribbonn for one jar = 
Selling price is the sum of the cost price and profit.
Selling price for one jar = 
They charged
for each jar.
The answer is 30 because u need to add 60+90=150 and then subtract 180-150 which gives you 30
Answer:
3240°
Step-by-step explanation:
For a regular icosagon,
sum of interior angles measure=180(n-2)°
180(20-2)
180(18)=3240°
Answer:
$5.10
Step-by-step explanation:
15% of 34
15/100 × 34 = $5.10