Question

in training to run a half marathon, jenny ran 2/5 hours on tuesday, 1 1/6 hours on thursday, and 2 1/15 on Saturday. what is the total amount of hours that jenny ran this week? (simplify your answer and state it as a MIXED NUMBER)

Answer 1

Explanation:

Total hours that Jenny ran = 3.63 hours.

Explanation:

Jenny ran on Tuesday for = 2/5 hours or 0.4 hours.

Time consumed to run on Thursday = 11/6 hours or 1.83 hours.

Time consumed to run on Saturday = 21/ 15 hours or 1.4 hours.

Here, the total hours can be calculated by just adding all the running hours. So the running hours of Tuesday, Thursday, and Saturday will be added to find the total hours.

Total hours that Jenny ran = 0.4 + 1.83 + 1.4 = 3.63 hours.

Answer 2

9514 1404 393

Answer:

3 19/30 hours

Explanation:

The given fractions will have 30 as a common denominator.

12/30 + 1 5/30 + 2 2/30 = (1 +2) +(12 +5 +2)/30 = 3 19/30 . . . hours

Jenny ran 3 19/30 hours this week.