If the bike messenger traveled at 10 kilometers per hour (km/h), 8 km/h, and 5 km/h, what speeds would the different vector lengths be representing?

The difference between two numbers is 15. when twice the smaller number is subtracted from three times the larger number, the difference is 58.what is the larger number?

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart