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Jennys mom says she has an hour before its bed time. Jenny spends 1/3 of the hour texting a friend and 1/4 of the time brushing her teeth and putting on her pajamas.She spends the rest of the time reading her book. How many minutes did jenny read

Respuesta :

calculista

Answer:

[tex]25\ minutes[/tex]

Step-by-step explanation:

Let

x-----> number of minutes that Jenny read

we know that

[tex]x=1-(\frac{1}{3}+\frac{1}{4})\\ \\x=1-(\frac{4+3}{12})\\ \\x=1-\frac{7}{12} \\ \\x=\frac{5}{12}\ hour[/tex]

Convert to minutes

[tex]\frac{5}{12}*60=25\ minutes[/tex]

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