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Mathematics 18 Online
OpenStudy (anonymous):

Malorie can work 10 math problems in 3 minutes. At this rate, how many problems can she work in one hour? A. 30 B. 60 C. 120 D. 200 @butterflydreamer

OpenStudy (butterflydreamer):

How many 3 minutes are there in an hour? :)

OpenStudy (anonymous):

20

OpenStudy (butterflydreamer):

yuup! :) Then multiply by 10

OpenStudy (anonymous):

200

OpenStudy (butterflydreamer):

yepp :)

OpenStudy (anonymous):

I tagged you in my last question to help with

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