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On Tuesday, Donovan earned $9 for 2 hours of babysitting. On Saturday, he babysat for the same family and earned $31.50. How many hours did he babysit on Saturday?

Sagot :

Scrytidn
[tex]2h=\$9[/tex]
[tex]1h=\$4.5[/tex]
then we have to divide [tex]31.5[/tex]  by  [tex]4.5[/tex]
[tex]31.5/4.5=\frac{31.5}{4.5}=7[/tex]
it means Donovan babysit children of this family for 7 hours 

Answer:

Donovan babysat for 7 hours.

Step-by-step explanation

Numerator = Money Earned  Denominator= Hours Worked

[tex]\frac{9}{2}[/tex] = [tex]\frac{31.50}{x}[/tex]  31.50 x 2= 63  63/9 = 7

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