Problema Solution
ella swims four times a week . she swims the same number of laps on monday wednesday friday and 15 laps on saturday. she swims a total of 51 laps each week. how many laps does she swim on monday
Answer provided by our tutors
Ella swims 4 times per week:
Monday she swims 'x' laps
Wednesday she swims 'x' laps
Friday she swims 'x' laps
Saturday she swims 15 laps
Total she swims 51 laps that is:
x + x + x + 15 = 51
3x + 15 = 51
x = (51 - 15) / 3
x = 12 laps
Ella swims 15 laps on Monday.