3 years ago

Three students took a math test.

Mathematics

1 answer:

Rus_ich [418]3 years ago

4 0

Answer:

20 minutes

Step-by-step explanation:

Liam completed the test in 1/2 of an hour. One half of that, Sarah's time, is 1/4.

Hence, you don't even have to solve for Emma's time, Sarah took twenty minutes to complete the test.

Hope this helps :)

<em>Brook</em>

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