Question

A doctor ordered a patient to exercise. The patient ealked for 147 minutes in 2 weeks. The ratio of the time for the first week to the time for the second week is 8:13. How many minutes did the patient walk each week?

Answer 1

1) 8x + 13x = 147
    21x = 147
    x = 147 : 21
    x = 7 (one part)
2) 7 * 8 = 56 min. - patient walked in the first week
3) 7 * 13 = 91 min. - in the second week.