Question

A class of 25 students is going on a field trip. The bus for the field trip will cost a total of $125. Each student will pay the same amount for the bus.
What is the cost of the bus for each student? Show your work and explain how you got your answer.

Answer 1

Each of the 25 students pays 1/25 of the cost, so pays

... $125×(1/25) = $(125/25) = $5

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The purpose of the fraction 1/n is to indicate that an object has been divided into n equal parts. Here, we want 25 equal parts, so we use the fraction 1/25 to represent one of them.