Using proportions and the markup concept, it is found that the cost to store is of $12.
<h3>What is a proportion?</h3>
A proportion is a fraction of a total amount, and the measures are related using a rule of three. Due to this, relations between variables, either direct or inverse proportional, can be built to find the desired measures in the problem.
The markup price of 80% means that the selling price is of 180% = 1.8 of the cost to store of x. The selling price is of $21.60, hence:
1.8x = 21.60
x = 21.60/1.8
x = $12.
The cost to store is of $12.
More can be learned about proportions at brainly.com/question/24372153
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Answer:
7 billion X 1.5%
Step-by-step explanation:
Im pretty sure this is not it, but at least i tried. And how is this high school material lol
Answer:
The pin number is 1147
Step-by-step explanation:
We have given that:
Maritza remembers her PIN because it is the product of two consecutive prime numbers that is between 1000 and 1500.
Pin number is between 1000 and 1500
PIN is the product of two consecutive prime numbers.
Prime numbers are those numbers which are divisible by one or itself only.
So,
prime numbers are 1, 3, 5, 7,………29, 31,37, 41, …..
Multiply 29 x 31 = 899 which does not come in the range of 1000 and 1500.
Next,
31 x 37 = 1147 this is between 1000 and 1500
Next
37 x 41 = 1517, which is above 1500.
Thus the pin number is 1147....
Answer:

Step-by-step explanation:
Simplify each term
She can type 910 words in 26 minutes .