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Mary is preparing for her college entrance exams. in a practice test, she answered 12 problems in 30 minutes. at this rate, how many questions can she expect to answer in 150 mi…

Mary is preparing for her college entrance exams. in a practice test, she answered 12 problems in 30 minutes. at this rate, how many questions can she expect to answer in 150 mi…
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mary is preparing for her college entrance exams. in a practice test, she answered 12 problems in 30 minutes. at this rate, how many questions can she expect to answer in 150 minutes?? (proportional reasoning)....

User Tedsmitt
by
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2 Answers

1 vote

Answer:

Explanation:

60 problems

User Ollieread
by
7.6k points
2 votes
12 problems = 30 minutes
24 problems = 60 minutes
36 problems= 90 minutes
48 problems = 120 minutes
60 problems = 150 minutes

Mary can respond 60 problems in 2 hours and 30 minutes/ 2 hours and half/ 150 minutes.

Hope this helps xx
User Jorel
by
7.7k points
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