Answer:
The regular size is more economical.
Step-by-step explanation:
Consider the provided information.
A regular tube of toothpaste costs $2.50 for 3.2 ounces.
Find out the unit rate as shown below:

Therefore, the cost of one ounce is $0.78.
A travel size tube costs $1.00 for 1.2 ounces.
Find out the unit rate as shown below:

Therefore, the cost of one ounce is $0.833.
From the above calculation we can observe that regular tube toothpaste price is better buy.
Now find the percent as shown:
Firs find the difference
$0.83-$0.78 = $0.05
Therefore,

Hence, regular tube is 6.41% less costly as compare to travel size.
Answer:
1:12.
Step-by-step explanation:
The scale is 6 in : 2 yds.
There are 36 inches in a yard so this
= 6 : 72
= 1 : 12.
Answer:
4.) Silvia had the greater variation in her race results for the season because she has a higher standard deviation.
Step-by-step explanation:
hope this helps!!! :)
If you mean lowest terms as in fully simplified, then your fraction "2/11" is already in lowest terms.
Lowest terms mean that your numerator and denominator have no common factors apart from 1.
2 and 11 don't have any common factors, therefore 2/11 is in lowest terms already.
Answer:
3.19
Step-by-step explanation: