jadagaming7 jadagaming7
  • 20-12-2020
  • Mathematics
contestada

Brianna can buy 14 pencils for $1.50 at the school store. At that rate, about how much would 100 pencils cost?

Respuesta :

Musseocas
Musseocas Musseocas
  • 20-12-2020

Answer:

Step-by-step explanation:

We can use the rule of threes

Let's solve the following equation we get from the rule of threes

[tex]\frac{14}{1.50} = \frac{100}{x}\\\\x = \frac{100}{14}\cdot \frac{1}{1.50}\\\\x = 4.7619\\[/tex]

Therefore, 100 pencils would cost $4.7619 ≈ $4.8

Answer Link

Otras preguntas

Max is 24 years older than his son, Liam. In two years, Liam will be half as old as Max. How old is Liam now?
How many subsets does the set {1, 2, 3} have?
Who invented the prism?
The sum of two numbers is 92. One fifth of the first number added to one half of the second number is 34. Find the two numbers.
within a book on a desk, there are billions of forces pushing and pulling on all the molecules. why is it these forces never by chance add up to a net force in
Provide an appropriate response. 39) Find a set of 7 scores that has the same mean but a smaller standard deviation than the set {65, 71, 77, 80, 82, 90, 96}.
What word describes the relationship between oppsite angles of a parallelogram?
What word describes the relationship between oppsite angles of a parallelogram?
The sum of two numbers is 92. One fifth of the first number added to one half of the second number is 34. Find the two numbers.
The sum of two numbers is 92. One fifth of the first number added to one half of the second number is 34. Find the two numbers.