Answer: It would take 25 days, so C is the answer.
Step-by-step explanation:
We know that Petra walks her dog for 2/5 mi each day. We want to know how long it would take them to walk 10 mi. In order to solve this, divide 10 by 2/5
Step-by-step explanation: EACH year for three years would be 1095 if you multiply 365 (each year) by 3 (the amount of years) and then divide that by 10. Im not entirely sure but I hope I helped