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A group of 120 students were asked how old they were when they lost their first tooth. 50% said they were 7 years old. How many students said they were 7 years old when they lost their first tooth? Explain.

Respuesta :

Answer:

50% is a friendly percent. You can divide 120 by 2 to find the answer. 120 divided by 2 is 60. So, 60 students were 7 years old when they lost their first tooth.

Step-by-step explanation:

Sample response

The number of students who were 7 years old when they lost their first tooth is 60.

Given that,

  • A group of 120 students were asked how old they were when they lost their first tooth.
  • 50% said they were 7 years old.

Based on the above information, the calculation is as follows:

= 50% of 120

= 60

Therefore we can conclude that the number of students who were 7 years old when they lost their first tooth is 60.

Learn more: brainly.com/question/3875008

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