28. A runner completes a 10 km run in about 30 minutes. What was the runner's average speed in km/h? Hint: (60 minutes = 1 hr) a. 10 km/hr c. 20 km/hr b. 15 km/hr d. 30 km/hr

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Sep 5, 2022 187k views

2 votes

28. A runner completes a 10 km run in about 30 minutes. What was the runner's average

speed in km/h? Hint: (60 minutes = 1 hr)
a. 10 km/hr
c. 20 km/hr
b. 15 km/hr
d. 30 km/hr

Chemistry
high-school

ElKePoN asked

by ElKePoN

6.6k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

7 votes

Answer:

20 km/h

Step-by-step explanation:

Speed = distance ÷ time

Speed = 10 ÷ 0.5 hours

Speed = 20 km/hr

Dhenyson Jhean answered Sep 9, 2022

by Dhenyson Jhean

7.0k points

0 Comments

Please log in or register to add a comment.

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.8m questions

10.5m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Other Questions