1, smile for 7 minutes to walk 5% of the whole course, and then 18 minutes to walk half of the whole course.

(1) How much did Xiaoxiao walk?

1+2 out of 5 1 = 65438+7 out of 00.

(2) What is the remaining distance?

00 in 1-65438+7 = 00 in 65438+3.

2. Xiaoming bought a book and a schoolbag and spent it 160 yuan. The price of a schoolbag is seven times that of a book. How much is this book and this schoolbag?

Book: 160( 1+7)= 20 (yuan)

Schoolbag: 20×7= 140 (Yuan)

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