Respuesta :

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Answer:

a or b

Step-by-step explanation:

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Answer:

B. 30

Step-by-step explanation:

3/4 = .75

120 * .75 = 90

Of those 90 students 1/3 wore sandals.

1/3 = approximately .33

90 * .33 = 29.7

Therefore, around 30 students wore jeans and sandals.