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146 Answered Questions for the topic Speed

Speed Math Algebra 1

05/06/20

Algebra homework help

Problem: ​A rowing team practices rowing 2 miles upstream and 2 miles downstream. The team can row downstream 25% faster than they can row upstream.a. )Write and simplify an expression for the... more

04/15/20

HELP NEEDED PLEASE

 One jet flies east at 880 km/h and another jet is flying north at 880 km/h. Do they have the same velocity? Do they have the same speed? 

04/15/20

HEEELLPP I DON'T UNDERSTAND

An ant is crawling on your ruler. He is on the 6 cm. mark and he crawls back to the 2 cm mark. He does this in 2 seconds. What is the distance he crawls? What is his speed? What is his... more
Speed

11/10/19

Suppose Yas runs along a radius of 10m in 10sec find average speed

How to answer questions involving pulleys?

A small ball,P, of mass 0.8kg is held at rest on a smooth horizontal table and is attached to one end of a thin rope. The rope passes over a pulley that is fixed at the edge of the table. The other... more
Speed Algebra 2

05/10/19

Solving speed word problem

A plane flew for 576 km directly into a strong wind and then flew back with the same wind. If the total flying time was 5 hours and the planes airspeed was 250 km/h what was the speed of the wind?

02/08/19

SPEED,DISTANCE AND TIME

Overall, the bus covered 12 kilometres in 35 minutes. What is this speed in kilometres per hour?

12/20/18

Distance, displacement speed and velocity

A student went for a run. She ran for exactly 22 minutes at an average speed of 4.0m/s calculate the distance she ran in km and state the equation that links distance travelled, average speed time.
Speed Time Distance

11/17/18

I need help with HW

Isabelle is trying to predict the time required to ride her bike to the nearby beach. She knows that the distance is 45 km and, from other trips, that she can usually average about 20 km/h. Predict... more
Speed Calculus Time

10/28/18

Velocity, How far does the object move?

An object moving on a number line as position s given by s=t^2 (where t is measured in seconds and s in feet). At time t=2, its velocity is 4 feet per second, as you can check .How far does it move... more

10/01/18

Physics Question:

In a 3 km race, a runner completes the first km in 6 minutes, the second km in 7 minutes,  and the final km in 7 minutes. The average speed of the runner for the race is approximately what?A) 6.7... more

10/01/18

A deer moves East through the Forest at 4 m/s for 10 seconds. What is the deer's displacement?

The choices A) 40 mB) 4 m/s East C) 40 m EastD) 40 m/s

09/30/18

A plane flies 1200 km in 2.5 hours. What is the average speed of the flight?

The answer choices are A) 480 km/hr B) 300 km/hrC) 1200 km/hrD) 200 km/hr

09/28/18

Length of time?

A program will finish a project in 72 hours. But for one hour of that time, I can make it go 10 times faster. How much time will it cut off the total and what is the new total time it will take?
Speed

09/21/18

Is a normal person likely to be crawling, walking, running, or riding a bike at 10 m/s? Why?

I want to know the answer to this problem and why it is that answer.
Speed

09/14/18

finding average speed

kester and sam cycle from the same place at the same time in opposite directions. after 2 hrs, they will be 57 km apart. if they cycle from the same place in the same direction, after 2 hrs they... more
Speed

08/22/18

a driver drives 10 km in 40 minutes, what the average speed

 i need help with my hoework bc it is hard
Speed Math Distance

06/14/18

i would like clarification on this question, thanks!

this is math question which happened to arise in my fortnightly math quiz, was thinking it was 25 but Id like clarification. Thanks!  A convoy has to travel from P to Q, leaving at a certain time.... more
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