Ms. Smith tutors students 3 days a week at the library and 1 day a week at home. The route to the library is 23.4 miles. The route home is 21.7 miles. About how many miles does she drive for tutoring each week? Explain how you found your answer. Select the correct choice below, and fill in the answer box to complete your choice.
A.
She drives about 23+22=45 miles each day and drives 3 days each week. 50×3=
B.
She drives about 23−22=1 mile each day and drives 1 day each week. 1×1=
C.
She drives about 23+22=45 miles each day and drives 1 day each week. 50×1=
D.
She drives about 23−22=1 mile each day and drives 3 days each week. 1×3=