Sagot :
Answer:
60%
Step-by-step explanation:
Divide 250 by 50, to get 5. The person paid 150, which is three 50s. So they paid 3/5. Double both sides to get 6/10. 6/10 is equal to 60%
The price of a cell phone is usually $250. Elena’s mom buys one of these cell phones for $150. She did pay 60% percent of the usual price.
What is the unitary method?
The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.
The price of a cell phone is usually $250.
Elena’s mom buys one of these cell phones for $150.
= 250 / 50
= 5.
The person paid 150, which is three 50s.
So they paid 3/5.
Double both sides to get 6/10.
Therefore, 6/10 is equal to 60%.
Learn more about the unitary method;
https://brainly.com/question/23423168
#SPJ2