OpenStax, Elementary Algebra 2e §1.8 The Real Numbers · Exercise 61 · Algebra · Expressions
The Real Numbers · Exercise 61
Field trip All the 5th graders at Lincoln Elementary School will go on a field trip to the science museum. Counting all the children, teachers, and chaperones, there will be 147 people. Each bus holds 44 people.
ⓐ How many busses will be needed?
ⓑ Why must the answer be a whole number?
ⓒ Why shouldn’t you round the answer the usual way, by choosing the whole number closest to the exact answer?
This is an open-ended exercise: its source gives no single answer.
OpenStax, Elementary Algebra 2e · §1.8 The Real Numbers · Exercise 61
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