**Lesson Steps**:

if he do this for 6 weeks, and in one week, he baby sits 5 times, he baby sits 30 days. one day, he baby sits 1.5h, in total, he baby sits 45h. if he get 3 50 for 1h, he gets 157 50 for 45h

**Answer**:

he earned 157.50

**Grade**: 5

**Level**: Primary

**Subject**: Math

**Topic**: Addition