WN 1. Paula compro cuatro docenas de margaritas. Piensa regalare
la mitad a su mamá, de la mitad que le quede le va a dar
mitad a su tia Irene: y de las que queden, le dará la mitad as
hermana y ella se quedará con la otra parte.
a) ¿Con cuántas margaritas se quedará Paula?
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b) ¿Qué parte del total de flores recibirá su tía Irene?
c) ¿Qué parte del total le dará a su hermana?
d) ¿Qué fracción del total representa la cantidad de flores
que se quedará Paula?​

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.