Question

2. Kim, Doug, and Conner all run on the cross country team. In the last race Doug finished first, Kim finished 3 minutes after Doug, and Conner finished with a time that was twice Doug’s time.

a. What is the sum of their times?
b. What property or properties did you use?
c. Evaluate the expression if Doug ran the race in 27 minutes.

Answer 1

Answer: Your welcome!

Step-by-step explanation:

a. The sum of their times is 81 minutes.

b. I used the properties of addition and multiplication.

c. If Doug ran the race in 27 minutes, then Kim would have finished in 30 minutes and Conner would have finished in 54 minutes, giving a total of 111 minutes.