![SOLVED: Suppose a runner completes a 10K (10.0 km) road race in 42 minutes and 55 seconds.What is the runner's average speed in miles per hour? SOLVED: Suppose a runner completes a 10K (10.0 km) road race in 42 minutes and 55 seconds.What is the runner's average speed in miles per hour?](https://cdn.numerade.com/ask_previews/b2a6c847-13bf-4e8d-94fd-c47f3534b25e_large.jpg)
SOLVED: Suppose a runner completes a 10K (10.0 km) road race in 42 minutes and 55 seconds.What is the runner's average speed in miles per hour?
![SOLVED:A slow jogger runs a mile in 13 min. Calculate the speed in (a) in/s, (b) m / min,(c) km / h(1 mi=1609 m ; 1 in =2.54 cm) SOLVED:A slow jogger runs a mile in 13 min. Calculate the speed in (a) in/s, (b) m / min,(c) km / h(1 mi=1609 m ; 1 in =2.54 cm)](https://cdn.numerade.com/previews/3d57f0a5-0fb8-43fd-95ee-e9d99ae80a24.gif)
SOLVED:A slow jogger runs a mile in 13 min. Calculate the speed in (a) in/s, (b) m / min,(c) km / h(1 mi=1609 m ; 1 in =2.54 cm)
![A geiger counter, measuring a radiation level of 0.116 microsievert per hour, is seen at Omika Elementary School, located about 21 km (13 miles) from the tsunami-crippled Fukushima Daiichi nuclear power plant, A geiger counter, measuring a radiation level of 0.116 microsievert per hour, is seen at Omika Elementary School, located about 21 km (13 miles) from the tsunami-crippled Fukushima Daiichi nuclear power plant,](https://c8.alamy.com/comp/2CYJF9W/a-geiger-counter-measuring-a-radiation-level-of-0116-microsievert-per-hour-is-seen-at-omika-elementary-school-located-about-21-km-13-miles-from-the-tsunami-crippled-fukushima-daiichi-nuclear-power-plant-in-minamisoma-fukushima-prefecture-march-8-2012-ahead-of-the-one-year-anniversary-of-the-march-11-earthquake-and-tsunami-the-reopened-elementary-school-which-is-the-nearest-one-located-to-the-crippled-nuclear-power-plant-had-205-students-before-the-march-11-2011-earthquake-and-tsunami-however-only-91-students-remain-following-its-reopening-on-october-17-2011-reuterstoru-hana-2CYJF9W.jpg)
A geiger counter, measuring a radiation level of 0.116 microsievert per hour, is seen at Omika Elementary School, located about 21 km (13 miles) from the tsunami-crippled Fukushima Daiichi nuclear power plant,
![Students walk near a geiger counter, measuring a radiation level of 0.12 microsievert per hour, at Omika Elementary School, located about 21 km (13 miles) from the tsunami-crippled Fukushima Daiichi nuclear power Students walk near a geiger counter, measuring a radiation level of 0.12 microsievert per hour, at Omika Elementary School, located about 21 km (13 miles) from the tsunami-crippled Fukushima Daiichi nuclear power](https://c8.alamy.com/comp/2E69MK3/students-walk-near-a-geiger-counter-measuring-a-radiation-level-of-012-microsievert-per-hour-at-omika-elementary-school-located-about-21-km-13-miles-from-the-tsunami-crippled-fukushima-daiichi-nuclear-power-plant-in-minamisoma-fukushima-prefecture-march-8-2012-ahead-of-the-one-year-anniversary-of-the-march-11-earthquake-and-tsunami-the-reopened-elementary-school-which-is-the-nearest-one-located-to-the-crippled-nuclear-power-plant-had-205-students-before-the-march-11-2011-disasters-however-only-91-students-remained-following-its-reopening-on-october-17-2011-reuterstoru-hanai-2E69MK3.jpg)