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17-03-2022
Mathematics

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Tracy has 35 students in her class. 3/7 of them are ten years old and the remainder is nine years old. How many students are nine years old?∅ωФ

Respuesta :

17-03-2022

Answer:

20

Step-by-step explanation:

Tracy has 35 students in total. 3/7 of them are 10 years old.

3/7 of 35 is 15 (3/7x35=15)

The remainder of the students are 9 years old

35-15=20

20 of her students are 9 years old

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