Problema Solution
Lauren brings brownies to class one day. She gives 3/5 of them to her friends Gareth, Tammy, Camilla. If she gave them 21 brownies, how many did she bring to class?
Answer provided by our tutors
let 'x' be the number of brownies that Lauren rbings to class
(3/5)x = 21
by solving we find
x = 35 brownies
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